diff --git a/lib/vendor/autoprefixer.js b/lib/vendor/autoprefixer.js
index 617467c..89d63d0 100644
--- a/lib/vendor/autoprefixer.js
+++ b/lib/vendor/autoprefixer.js
@@ -42,7 +42,7 @@
     }
     browsers = new Browsers(autoprefixer.data.browsers, reqs);
     prefixes = new Prefixes(autoprefixer.data.prefixes, browsers, options);
-    return new Autoprefixer(prefixes, autoprefixer.data);
+    return new Autoprefixer(prefixes, autoprefixer.data, options);
   };
 
   autoprefixer.data = {
@@ -67,7 +67,9 @@
     };
 
     Autoprefixer.prototype.postcss = function(css) {
-      this.prefixes.processor.remove(css);
+      if (this.options.remove !== false) {
+        this.prefixes.processor.remove(css);
+      }
       return this.prefixes.processor.add(css);
     };
 
@@ -111,7 +113,7 @@
 
 }).call(this);
 
-},{"../data/browsers":2,"../data/prefixes":3,"./browsers":4,"./info":33,"./prefixes":38,"postcss":89}],2:[function(require,module,exports){
+},{"../data/browsers":2,"../data/prefixes":3,"./browsers":4,"./info":33,"./prefixes":38,"postcss":92}],2:[function(require,module,exports){
 (function() {
   var convert, data, intervals, major, name, names, normalize, _ref;
 
@@ -336,10 +338,14 @@
 
   feature(require('caniuse-db/features-json/flexbox'), function(browsers) {
     browsers = map(browsers, function(browser, name, version) {
-      if (name === 'safari' && version < 6.1 || name === 'ios_saf' && version < 7) {
+      if (name === 'safari' && version < 6.1) {
+        return browser + ' 2009';
+      } else if (name === 'ios_saf' && version < 7) {
         return browser + ' 2009';
       } else if (name === 'chrome' && version < 21) {
         return browser + ' 2009';
+      } else if (name === 'android' && version < 4.4) {
+        return browser + ' 2009';
       } else {
         return browser;
       }
@@ -481,9 +487,15 @@
     });
   });
 
+  feature(require('caniuse-db/features-json/css-boxdecorationbreak'), function(brwsrs) {
+    return prefix('box-decoration-break', {
+      browsers: brwsrs
+    });
+  });
+
 }).call(this);
 
-},{"./browsers":2,"caniuse-db/features-json/background-img-opts":52,"caniuse-db/features-json/border-image":53,"caniuse-db/features-json/border-radius":54,"caniuse-db/features-json/calc":55,"caniuse-db/features-json/css-animation":56,"caniuse-db/features-json/css-boxshadow":57,"caniuse-db/features-json/css-filters":58,"caniuse-db/features-json/css-gradients":59,"caniuse-db/features-json/css-hyphens":60,"caniuse-db/features-json/css-masks":61,"caniuse-db/features-json/css-placeholder":62,"caniuse-db/features-json/css-selection":63,"caniuse-db/features-json/css-sticky":64,"caniuse-db/features-json/css-transitions":65,"caniuse-db/features-json/css3-boxsizing":66,"caniuse-db/features-json/css3-cursors-newer":67,"caniuse-db/features-json/css3-tabsize":68,"caniuse-db/features-json/flexbox":69,"caniuse-db/features-json/font-feature":70,"caniuse-db/features-json/fullscreen":71,"caniuse-db/features-json/intrinsic-width":72,"caniuse-db/features-json/multicolumn":73,"caniuse-db/features-json/pointer":74,"caniuse-db/features-json/text-decoration":75,"caniuse-db/features-json/text-size-adjust":76,"caniuse-db/features-json/transforms2d":77,"caniuse-db/features-json/transforms3d":78,"caniuse-db/features-json/user-select-none":79}],4:[function(require,module,exports){
+},{"./browsers":2,"caniuse-db/features-json/background-img-opts":52,"caniuse-db/features-json/border-image":53,"caniuse-db/features-json/border-radius":54,"caniuse-db/features-json/calc":55,"caniuse-db/features-json/css-animation":56,"caniuse-db/features-json/css-boxdecorationbreak":57,"caniuse-db/features-json/css-boxshadow":58,"caniuse-db/features-json/css-filters":59,"caniuse-db/features-json/css-gradients":60,"caniuse-db/features-json/css-hyphens":61,"caniuse-db/features-json/css-masks":62,"caniuse-db/features-json/css-placeholder":63,"caniuse-db/features-json/css-selection":64,"caniuse-db/features-json/css-sticky":65,"caniuse-db/features-json/css-transitions":66,"caniuse-db/features-json/css3-boxsizing":67,"caniuse-db/features-json/css3-cursors-newer":68,"caniuse-db/features-json/css3-tabsize":69,"caniuse-db/features-json/flexbox":70,"caniuse-db/features-json/font-feature":71,"caniuse-db/features-json/fullscreen":72,"caniuse-db/features-json/intrinsic-width":73,"caniuse-db/features-json/multicolumn":74,"caniuse-db/features-json/pointer":75,"caniuse-db/features-json/text-decoration":76,"caniuse-db/features-json/text-size-adjust":77,"caniuse-db/features-json/transforms2d":78,"caniuse-db/features-json/transforms3d":79,"caniuse-db/features-json/user-select-none":80}],4:[function(require,module,exports){
 (function() {
   var Browsers, utils;
 
@@ -646,7 +658,7 @@
       esr: {
         regexp: /^(firefox|ff|fx) esr$/i,
         select: function() {
-          return ['firefox 24'];
+          return ['firefox 31'];
         }
       },
       direct: {
@@ -870,7 +882,7 @@
 
 }).call(this);
 
-},{"./browsers":4,"./prefixer":37,"./utils":42,"postcss/lib/vendor":94}],6:[function(require,module,exports){
+},{"./browsers":4,"./prefixer":37,"./utils":42,"postcss/lib/vendor":98}],6:[function(require,module,exports){
 (function() {
   var AlignContent, Declaration, flexSpec,
     __hasProp = {}.hasOwnProperty,
@@ -1833,7 +1845,9 @@
           params = list.comma(args);
           params = _this.newDirection(params);
           if (prefix === '-webkit- old') {
-            return _this.oldWebkit(value, args, params, after);
+            if (args.indexOf('px') === -1) {
+              return _this.oldWebkit(value, args, params, after);
+            }
           } else {
             _this.convertDirection(params);
             return prefix + _this.name + '(' + params.join(', ') + ')' + after;
@@ -2012,7 +2026,7 @@
 
 }).call(this);
 
-},{"../old-value":36,"../utils":42,"../value":43,"postcss/lib/list":85}],27:[function(require,module,exports){
+},{"../old-value":36,"../utils":42,"../value":43,"postcss/lib/list":87}],27:[function(require,module,exports){
 (function() {
   var Declaration, JustifyContent, flexSpec,
     __hasProp = {}.hasOwnProperty,
@@ -2510,7 +2524,7 @@
     OldSelector.prototype.isHack = function(rule) {
       var before, index, regexp, rules, some, string, _i, _len, _ref, _ref1;
       index = rule.parent.index(rule) + 1;
-      rules = rule.parent.rules;
+      rules = rule.parent.childs;
       while (index < rules.length) {
         before = rules[index].selector;
         if (!before) {
@@ -2684,7 +2698,7 @@
 
 }).call(this);
 
-},{"./browsers":4,"./utils":42,"postcss/lib/vendor":94}],38:[function(require,module,exports){
+},{"./browsers":4,"./utils":42,"postcss/lib/vendor":98}],38:[function(require,module,exports){
 (function() {
   var Browsers, Declaration, Keyframes, Prefixes, Processor, Selector, Supports, Value, declsCache, utils, vendor;
 
@@ -2992,14 +3006,14 @@
       var checker, index, length, rule, unprefixed;
       rule = decl.parent;
       index = rule.index(decl);
-      length = rule.decls.length;
+      length = rule.childs.length;
       unprefixed = this.unprefixed(decl.prop);
       checker = (function(_this) {
         return function(step, callback) {
           var other;
           index += step;
           while (index >= 0 && index < length) {
-            other = rule.decls[index];
+            other = rule.childs[index];
             if (other.type === 'decl') {
               if (step === -1 && other.prop === unprefixed) {
                 if (!Browsers.withPrefix(other.value)) {
@@ -3040,7 +3054,7 @@
 
 }).call(this);
 
-},{"./browsers":4,"./declaration":5,"./hacks/align-content":6,"./hacks/align-items":7,"./hacks/align-self":8,"./hacks/background-size":9,"./hacks/border-image":10,"./hacks/border-radius":11,"./hacks/break-inside":12,"./hacks/display-flex":13,"./hacks/fill-available":14,"./hacks/filter":16,"./hacks/filter-value":15,"./hacks/flex":24,"./hacks/flex-basis":17,"./hacks/flex-direction":18,"./hacks/flex-flow":19,"./hacks/flex-grow":20,"./hacks/flex-shrink":21,"./hacks/flex-wrap":23,"./hacks/fullscreen":25,"./hacks/gradient":26,"./hacks/justify-content":27,"./hacks/order":28,"./hacks/placeholder":29,"./hacks/transform-decl":30,"./hacks/transform-value":31,"./hacks/transition":32,"./keyframes":34,"./processor":39,"./selector":40,"./supports":41,"./utils":42,"./value":43,"postcss/lib/vendor":94}],39:[function(require,module,exports){
+},{"./browsers":4,"./declaration":5,"./hacks/align-content":6,"./hacks/align-items":7,"./hacks/align-self":8,"./hacks/background-size":9,"./hacks/border-image":10,"./hacks/border-radius":11,"./hacks/break-inside":12,"./hacks/display-flex":13,"./hacks/fill-available":14,"./hacks/filter":16,"./hacks/filter-value":15,"./hacks/flex":24,"./hacks/flex-basis":17,"./hacks/flex-direction":18,"./hacks/flex-flow":19,"./hacks/flex-grow":20,"./hacks/flex-shrink":21,"./hacks/flex-wrap":23,"./hacks/fullscreen":25,"./hacks/gradient":26,"./hacks/justify-content":27,"./hacks/order":28,"./hacks/placeholder":29,"./hacks/transform-decl":30,"./hacks/transform-value":31,"./hacks/transition":32,"./keyframes":34,"./processor":39,"./selector":40,"./supports":41,"./utils":42,"./value":43,"postcss/lib/vendor":98}],39:[function(require,module,exports){
 (function() {
   var Processor, Value, utils, vendor;
 
@@ -3175,7 +3189,7 @@
       var status;
       if (node._autoprefixerDisabled != null) {
         return node._autoprefixerDisabled;
-      } else if (node.decls || node.rules) {
+      } else if (node.childs) {
         status = void 0;
         node.each(function(i) {
           if (i.type !== 'comment') {
@@ -3229,7 +3243,7 @@
 
 }).call(this);
 
-},{"./utils":42,"./value":43,"postcss/lib/vendor":94}],40:[function(require,module,exports){
+},{"./utils":42,"./value":43,"postcss/lib/vendor":98}],40:[function(require,module,exports){
 (function() {
   var Browsers, OldSelector, Prefixer, Selector, utils,
     __hasProp = {}.hasOwnProperty,
@@ -3296,7 +3310,7 @@
       var before, index, key, prefixed, some;
       index = rule.parent.index(rule) - 1;
       while (index >= 0) {
-        before = rule.parent.rules[index];
+        before = rule.parent.childs[index];
         if (before.type !== 'rule') {
           return false;
         }
@@ -3364,9 +3378,9 @@
 
   split = /\(\s*([^\(\):]+)\s*:([^\)]+)/;
 
-  findDecl = /\(\s*([^\(\):]+)\s*:\s*([^\)]+)\s*\)/g;
+  findDecl = /\(\s*([^\(\):]+)\s*:\s*(.+)\s*\)/g;
 
-  findCondition = /(not\s*)?\(\s*([^\(\):]+)\s*:\s*([^\)]+)\s*\)\s*or\s*/gi;
+  findCondition = /(not\s*)?\(\s*([^\(\):]+)\s*:\s*(.+?(?!\s*or\s*).+?)\s*\)*\s*\)\s*or\s*/gi;
 
   Supports = (function() {
     function Supports(all) {
@@ -3393,7 +3407,7 @@
           prefixer.process(rule.first);
         }
       }
-      _ref = rule.decls;
+      _ref = rule.childs;
       for (_i = 0, _len = _ref.length; _i < _len; _i++) {
         decl = _ref[_i];
         _ref1 = this.all.values('add', prop);
@@ -3403,7 +3417,7 @@
         }
         Value.save(this.all, decl);
       }
-      return rule.decls;
+      return rule.childs;
     };
 
     Supports.prototype.clean = function(params) {
@@ -3465,7 +3479,7 @@
 
 }).call(this);
 
-},{"./prefixes":38,"./utils":42,"./value":43,"postcss":89,"postcss/lib/list":85}],42:[function(require,module,exports){
+},{"./prefixes":38,"./utils":42,"./value":43,"postcss":92,"postcss/lib/list":87}],42:[function(require,module,exports){
 (function() {
   module.exports = {
     error: function(text) {
@@ -3609,7 +3623,7 @@
 
 }).call(this);
 
-},{"./old-value":36,"./prefixer":37,"./utils":42,"postcss/lib/vendor":94}],44:[function(require,module,exports){
+},{"./old-value":36,"./prefixer":37,"./utils":42,"postcss/lib/vendor":98}],44:[function(require,module,exports){
 
 },{}],45:[function(require,module,exports){
 /*!
@@ -4451,7 +4465,7 @@ Buffer.prototype.copy = function (target, target_start, start, end) {
 
   var len = end - start
 
-  if (len < 100 || !Buffer.TYPED_ARRAY_SUPPORT) {
+  if (len < 1000 || !Buffer.TYPED_ARRAY_SUPPORT) {
     for (var i = 0; i < len; i++) {
       target[i + target_start] = this[i + start]
     }
@@ -4520,6 +4534,7 @@ var BP = Buffer.prototype
  * Augment a Uint8Array *instance* (not the Uint8Array class!) with Buffer methods
  */
 Buffer._augment = function (arr) {
+  arr.constructor = Buffer
   arr._isBuffer = true
 
   // save reference to original Uint8Array get/set methods before overwriting
@@ -5142,6 +5157,8 @@ var process = module.exports = {};
 process.nextTick = (function () {
     var canSetImmediate = typeof window !== 'undefined'
     && window.setImmediate;
+    var canMutationObserver = typeof window !== 'undefined'
+    && window.MutationObserver;
     var canPost = typeof window !== 'undefined'
     && window.postMessage && window.addEventListener
     ;
@@ -5150,8 +5167,29 @@ process.nextTick = (function () {
         return function (f) { return window.setImmediate(f) };
     }
 
+    var queue = [];
+
+    if (canMutationObserver) {
+        var hiddenDiv = document.createElement("div");
+        var observer = new MutationObserver(function () {
+            var queueList = queue.slice();
+            queue.length = 0;
+            queueList.forEach(function (fn) {
+                fn();
+            });
+        });
+
+        observer.observe(hiddenDiv, { attributes: true });
+
+        return function nextTick(fn) {
+            if (!queue.length) {
+                hiddenDiv.setAttribute('yes', 'no');
+            }
+            queue.push(fn);
+        };
+    }
+
     if (canPost) {
-        var queue = [];
         window.addEventListener('message', function (ev) {
             var source = ev.source;
             if ((source === window || source === null) && ev.data === 'process-tick') {
@@ -5191,7 +5229,7 @@ process.emit = noop;
 
 process.binding = function (name) {
     throw new Error('process.binding is not supported');
-}
+};
 
 // TODO(shtylman)
 process.cwd = function () { return '/' };
@@ -5200,7 +5238,7 @@ process.chdir = function (dir) {
 };
 
 },{}],51:[function(require,module,exports){
-module.exports={"eras":{"e-33":"33 versions back","e-32":"32 versions back","e-31":"31 versions back","e-30":"30 versions back","e-29":"29 versions back","e-28":"28 versions back","e-27":"27 versions back","e-26":"26 versions back","e-25":"25 versions back","e-24":"24 versions back","e-23":"23 versions back","e-22":"22 versions back","e-21":"21 versions back","e-20":"20 versions back","e-19":"19 versions back","e-18":"18 versions back","e-17":"17 versions back","e-16":"16 versions back","e-15":"15 versions back","e-14":"14 versions back","e-13":"13 versions back","e-12":"12 versions back","e-11":"11 versions back","e-10":"10 versions back","e-9":"9 versions back","e-8":"8 versions back","e-7":"7 versions back","e-6":"6 versions back","e-5":"5 versions back","e-4":"4 versions back","e-3":"3 versions back","e-2":"2 versions back","e-1":"Previous version","e0":"Current","e1":"Near future","e2":"Farther future","e3":"3 versions ahead"},"agents":{"ie":{"browser":"IE","abbr":"IE","prefix":"ms","type":"desktop","usage_global":{"5.5":0.009298,"6":0.172409,"7":0.107756,"8":3.72116,"9":2.45683,"10":2.39936,"11":7.234},"versions":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"5.5","6","7","8","9","10","11",null,null,null]},"firefox":{"browser":"Firefox","abbr":"FF","prefix":"moz","type":"desktop","usage_global":{"2":0.006936,"3":0.048552,"3.5":0.020808,"3.6":0.124848,"4":0.03468,"5":0.020808,"6":0.020808,"7":0.020808,"8":0.041616,"9":0.027744,"10":0.041616,"11":0.041616,"12":0.097104,"13":0.041616,"14":0.041616,"15":0.055488,"16":0.083232,"17":0.062424,"18":0.048552,"19":0.048552,"20":0.055488,"21":0.291312,"22":0.083232,"23":0.06936,"24":0.187272,"25":0.090168,"26":0.10404,"27":0.124848,"28":0.124848,"29":0.221952,"30":0.686664,"31":10.0364,"32":0.360672,"33":0.006936,"34":0.013872,"35":0},"versions":[null,"2","3","3.5","3.6","4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24","25","26","27","28","29","30","31","32","33","34","35"]},"chrome":{"browser":"Chrome","abbr":"Chr.","prefix":"webkit","type":"desktop","usage_global":{"4":0.020808,"5":0.013872,"6":0.020808,"7":0.013872,"8":0.013872,"9":0.013872,"10":0.027744,"11":0.110976,"12":0.041616,"13":0.03468,"14":0.027744,"15":0.03468,"16":0.027744,"17":0.020808,"18":0.041616,"19":0.027744,"20":0.020808,"21":0.430032,"22":0.097104,"23":0.041616,"24":0.06936,"25":0.048552,"26":0.117912,"27":0.5202,"28":0.110976,"29":0.131784,"30":0.194208,"31":0.568752,"32":0.31212,"33":0.790704,"34":0.672792,"35":1.87272,"36":26.7105,"37":0.929424,"38":0.152592,"39":0.020808,"40":0},"versions":["4","5","6","7","8","9","10","11","12","13","14","15","16","17","18","19","20","21","22","23","24","25","26","27","28","29","30","31","32","33","34","35","36","37","38","39","40"]},"safari":{"browser":"Safari","abbr":"Saf.","prefix":"webkit","type":"desktop","usage_global":{"3.1":0,"3.2":0.008692,"4":0.076296,"5":0.1734,"5.1":0.596496,"6":0.263568,"6.1":0.513264,"7":1.74094,"8":0.027744},"versions":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"3.1","3.2","4","5","5.1","6","6.1","7","8",null,null]},"opera":{"browser":"Opera","abbr":"Op.","prefix":"webkit","type":"desktop","usage_global":{"9.5-9.6":0.007052,"10.0-10.1":0.020808,"10.5":0.008392,"10.6":0.007296,"11":0.014996,"11.1":0.008219,"11.5":0.013872,"11.6":0.013872,"12":0.027744,"12.1":0.284376,"15":0.006936,"16":0.006936,"17":0.006936,"18":0.020808,"19":0.013872,"20":0.03468,"21":0.020808,"22":0.03468,"23":0.513264,"24":0.013872,"25":0,"26":0},"versions":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,"9.5-9.6","10.0-10.1","10.5","10.6","11","11.1","11.5","11.6","12","12.1","15","16","17","18","19","20","21","22","23","24","25","26",null],"prefix_exceptions":{"9.5-9.6":"o","10.0-10.1":"o","10.5":"o","10.6":"o","11":"o","11.1":"o","11.5":"o","11.6":"o","12":"o","12.1":"o"}},"ios_saf":{"browser":"iOS Safari","abbr":"iOS","prefix":"webkit","type":"mobile","usage_global":{"3.2":0,"4.0-4.1":0,"4.2-4.3":0,"5.0-5.1":0.0685548,"6.0-6.1":0.345572,"7.0-7.1":6.5197,"8":0},"versions":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"3.2","4.0-4.1","4.2-4.3","5.0-5.1","6.0-6.1","7.0-7.1","8",null,null]},"op_mini":{"browser":"Opera Mini","abbr":"O.Mini","prefix":"o","type":"mobile","usage_global":{"5.0-7.0":3.35731},"versions":[null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,null,"5.0-7.0",null,null,null]},"android":{"browser":"Android 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While all browsers support the `.ico` format, the SVG format can be preferable to more easily support higher resolutions or larger icons.","spec":"https://html.spec.whatwg.org/multipage/semantics.html#rel-icon","status":"pr","links":[{"url":"http://crbug.com/294179","title":"Chrome bug"}],"categories":["HTML5","SVG"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"y","5":"y","6":"y","7":"y","8":"y","9":"y","10":"y","11":"y","12":"y","13":"y","14":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n","37":"n","38":"n","39":"n","40":"u","41":"u","42":"u"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"n","6.1":"n","7":"n","7.1":"n","8":"n"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"u","27":"u"},"ios_saf":{"3.2":"n #1","4.0-4.1":"n #1","4.2-4.3":"n #1","5.0-5.1":"n #1","6.0-6.1":"n #1","7.0-7.1":"n #1","8":"n #1","8.1":"n #1"},"op_mini":{"5.0-8.0":"n #1"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"n","4.4.3-4.4.4":"n","37":"n"},"bb":{"7":"n","10":"n #1"},"op_mob":{"10":"n #1","11":"n #1","11.1":"n #1","11.5":"n #1","12":"n #1","12.1":"n #1","24":"n #1"},"and_chr":{"38":"n"},"and_ff":{"32":"n"},"ie_mob":{"10":"n #1","11":"n #1"},"and_uc":{"9.9":"n"}},"notes":"See also [PNG favicons](#feat=link-icon-png).","notes_by_num":{"1":"Does not use favicons at all"},"usage_perc_y":12.39,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":""},"css-media-resolution":{"title":"Media Queries: resolution feature","description":"Allows a media query to be set based on the device pixels used per CSS unit. While the standard uses `min`/`max-resolution` for this, some browsers support the older non-standard `device-pixel-ratio` media query.","spec":"http://www.w3.org/TR/css3-mediaqueries/#resolution","status":"rec","links":[{"url":"http://www.w3.org/blog/CSS/2012/06/14/unprefix-webkit-device-pixel-ratio/","title":"How to unprefix -webkit-device-pixel-ratio"}],"categories":["CSS","CSS3"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"a #1","10":"a #1","11":"a #1"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"a #1","4":"a #1","5":"a #1","6":"a #1","7":"a #1","8":"a #1","9":"a #1","10":"a #1","11":"a #1","12":"a #1","13":"a #1","14":"a #1","15":"a #1","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y","28":"y","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y"},"chrome":{"4":"a x #2","5":"a x #2","6":"a x #2","7":"a x #2","8":"a x #2","9":"a x #2","10":"a x #2","11":"a x #2","12":"a x #2","13":"a x #2","14":"a x #2","15":"a x #2","16":"a x #2","17":"a x #2","18":"a x #2","19":"a x #2","20":"a x #2","21":"a x #2","22":"a x #2","23":"a x #2","24":"a x #2","25":"a x #2","26":"a x #2","27":"a x #2","28":"a x #2","29":"y","30":"y","31":"y","32":"y","33":"y","34":"y","35":"y","36":"y","37":"y","38":"y","39":"y","40":"y","41":"y","42":"y"},"safari":{"3.1":"n","3.2":"n","4":"a x #2","5":"a x #2","5.1":"a x #2","6":"a x #2","6.1":"a x #2","7":"a x #2","7.1":"a x #2","8":"a x #2"},"opera":{"9":"u","9.5-9.6":"u","10.0-10.1":"u","10.5":"u","10.6":"u","11":"u","11.1":"u","11.5":"u","11.6":"u","12":"u","12.1":"y","15":"y","16":"y","17":"y","18":"y","19":"y","20":"y","21":"y","22":"y","23":"y","24":"y","25":"y","26":"y","27":"y"},"ios_saf":{"3.2":"u","4.0-4.1":"a x #2","4.2-4.3":"a x #2","5.0-5.1":"a x #2","6.0-6.1":"a x #2","7.0-7.1":"a x #2","8":"a x #2","8.1":"a x #2"},"op_mini":{"5.0-8.0":"a #1"},"android":{"2.1":"u","2.2":"u","2.3":"u","3":"u","4":"a x #2","4.1":"a x #2","4.2-4.3":"a x #2","4.4":"y","4.4.3-4.4.4":"y","37":"y"},"bb":{"7":"a x #2","10":"a x #2"},"op_mob":{"10":"u","11":"u","11.1":"u","11.5":"u","12":"u","12.1":"y","24":"y"},"and_chr":{"38":"y"},"and_ff":{"32":"y"},"ie_mob":{"10":"a #1","11":"a #1"},"and_uc":{"9.9":"a x #2"}},"notes":"","notes_by_num":{"1":"Supports the `dpi unit`, but does not support `dppx` or `dpcm` units.","2":"Supported using the non-standard `min`/`max-device-pixel-ratio`"},"usage_perc_y":58.72,"usage_perc_a":34.38,"ucprefix":false,"parent":"css-mediaqueries","keywords":"@media,device-pixel-ratio,resolution","ie_id":"mediaqueriesresolutionfeature,dppxunitfortheresolutionmediaquery","chrome_id":"5944509615570944"},"css-image-set":{"title":"CSS image-set","description":"Method of letting the browser pick the most appropriate CSS background image from a given set, primarily for high PPI screens.","spec":"http://dev.w3.org/csswg/css-images-3/#image-set-notation","status":"unoff","links":[{"url":"http://cloudfour.com/examples/image-set/","title":"Demo"}],"categories":["CSS"],"stats":{"ie":{"5.5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n"},"firefox":{"2":"n","3":"n","3.5":"n","3.6":"n","4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"n","22":"n","23":"n","24":"n","25":"n","26":"n","27":"n","28":"n","29":"n","30":"n","31":"n","32":"n","33":"n","34":"n","35":"n","36":"n"},"chrome":{"4":"n","5":"n","6":"n","7":"n","8":"n","9":"n","10":"n","11":"n","12":"n","13":"n","14":"n","15":"n","16":"n","17":"n","18":"n","19":"n","20":"n","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x","28":"y x","29":"y x","30":"y x","31":"y x","32":"y x","33":"y x","34":"y x","35":"y x","36":"y x","37":"y x","38":"y x","39":"y x","40":"y x","41":"y x","42":"y x"},"safari":{"3.1":"n","3.2":"n","4":"n","5":"n","5.1":"n","6":"y x","6.1":"y x","7":"y x","7.1":"y x","8":"y x"},"opera":{"9":"n","9.5-9.6":"n","10.0-10.1":"n","10.5":"n","10.6":"n","11":"n","11.1":"n","11.5":"n","11.6":"n","12":"n","12.1":"n","15":"y x","16":"y x","17":"y x","18":"y x","19":"y x","20":"y x","21":"y x","22":"y x","23":"y x","24":"y x","25":"y x","26":"y x","27":"y x"},"ios_saf":{"3.2":"n","4.0-4.1":"n","4.2-4.3":"n","5.0-5.1":"n","6.0-6.1":"y x","7.0-7.1":"y x","8":"y x","8.1":"y x"},"op_mini":{"5.0-8.0":"n"},"android":{"2.1":"n","2.2":"n","2.3":"n","3":"n","4":"n","4.1":"n","4.2-4.3":"n","4.4":"y x","4.4.3-4.4.4":"y x","37":"y x"},"bb":{"7":"u","10":"y x"},"op_mob":{"10":"n","11":"n","11.1":"n","11.5":"n","12":"n","12.1":"n","24":"y x"},"and_chr":{"38":"y x"},"and_ff":{"32":"n"},"ie_mob":{"10":"n","11":"n"},"and_uc":{"9.9":"n"}},"notes":"","notes_by_num":{},"usage_perc_y":57.73,"usage_perc_a":0,"ucprefix":false,"parent":"","keywords":"","ie_id":"","chrome_id":""}}}
 },{}],52:[function(require,module,exports){
 module.exports={
   "title":"CSS3 Background-image options",
@@ -5275,7 +5313,8 @@ module.exports={
       "32":"y",
       "33":"y",
       "34":"y",
-      "35":"y"
+      "35":"y",
+      "36":"y"
     },
     "chrome":{
       "4":"y",
@@ -5314,18 +5353,21 @@ module.exports={
       "37":"y",
       "38":"y",
       "39":"y",
-      "40":"y"
+      "40":"y",
+      "41":"y",
+      "42":"y"
     },
     "safari":{
       "3.1":"a",
       "3.2":"a",
       "4":"a",
-      "5":"y",
-      "5.1":"y",
+      "5":"a",
+      "5.1":"a",
       "6":"a",
       "6.1":"a",
-      "7":"a",
-      "8":"a"
+      "7":"y",
+      "7.1":"y",
+      "8":"y"
     },
     "opera":{
       "9":"n",
@@ -5350,19 +5392,21 @@ module.exports={
       "23":"y",
       "24":"y",
       "25":"y",
-      "26":"y"
+      "26":"y",
+      "27":"y"
     },
     "ios_saf":{
       "3.2":"a",
-      "4.0-4.1":"y",
-      "4.2-4.3":"y",
-      "5.0-5.1":"y",
-      "6.0-6.1":"y",
+      "4.0-4.1":"a",
+      "4.2-4.3":"a",
+      "5.0-5.1":"a",
+      "6.0-6.1":"a",
       "7.0-7.1":"y",
-      "8":"y"
+      "8":"y",
+      "8.1":"y"
     },
     "op_mini":{
-      "5.0-7.0":"a"
+      "5.0-8.0":"a"
     },
     "android":{
       "2.1":"a x",
@@ -5373,7 +5417,8 @@ module.exports={
       "4.1":"y",
       "4.2-4.3":"y",
       "4.4":"y",
-      "4.4.3":"y"
+      "4.4.3-4.4.4":"y",
+      "37":"y"
     },
     "bb":{
       "7":"y",
@@ -5386,24 +5431,28 @@ module.exports={
       "11.5":"y",
       "12":"y",
       "12.1":"y",
-      "22":"y"
+      "24":"y"
     },
     "and_chr":{
-      "37":"y"
+      "38":"y"
     },
     "and_ff":{
       "32":"y"
     },
     "ie_mob":{
-      "10":"y"
+      "10":"y",
+      "11":"y"
+    },
+    "and_uc":{
+      "9.9":"y"
     }
   },
-  "notes":"Partial support in Opera Mini refers to not supporting background sizing or background attachments. However Opera Mini 7.5 supports background sizing (including cover and contain values). Partial support in Safari 6 refers to not supporting background sizing offset from edges syntax.",
+  "notes":"Partial support in Opera Mini refers to not supporting background sizing or background attachments. However Opera Mini 7.5 supports background sizing (including cover and contain values).\r\n\r\nPartial support in Safari 6 refers to not supporting background sizing offset from edges syntax.",
   "notes_by_num":{
     
   },
-  "usage_perc_y":82.85,
-  "usage_perc_a":6.14,
+  "usage_perc_y":88.87,
+  "usage_perc_a":4.54,
   "ucprefix":false,
   "parent":"",
   "keywords":"",
@@ -5479,7 +5528,8 @@ module.exports={
       "32":"y",
       "33":"y",
       "34":"y",
-      "35":"y"
+      "35":"y",
+      "36":"y"
     },
     "chrome":{
       "4":"a x",
@@ -5518,7 +5568,9 @@ module.exports={
       "37":"y",
       "38":"y",
       "39":"y",
-      "40":"y"
+      "40":"y",
+      "41":"y",
+      "42":"y"
     },
     "safari":{
       "3.1":"a x",
@@ -5529,6 +5581,7 @@ module.exports={
       "6":"y",
       "6.1":"y",
       "7":"y",
+      "7.1":"y",
       "8":"y"
     },
     "opera":{
@@ -5554,7 +5607,8 @@ module.exports={
       "23":"y",
       "24":"y",
       "25":"y",
-      "26":"y"
+      "26":"y",
+      "27":"y"
     },
     "ios_saf":{
       "3.2":"a x",
@@ -5563,10 +5617,11 @@ module.exports={
       "5.0-5.1":"a x",
       "6.0-6.1":"y",
       "7.0-7.1":"y",
-      "8":"y"
+      "8":"y",
+      "8.1":"y"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"a x",
@@ -5577,7 +5632,8 @@ module.exports={
       "4.1":"a x",
       "4.2-4.3":"a x",
       "4.4":"y",
-      "4.4.3":"y"
+      "4.4.3-4.4.4":"y",
+      "37":"y"
     },
     "bb":{
       "7":"a x",
@@ -5590,24 +5646,28 @@ module.exports={
       "11.5":"a x",
       "12":"a x",
       "12.1":"a x",
-      "22":"y"
+      "24":"y"
     },
     "and_chr":{
-      "37":"y"
+      "38":"y"
     },
     "and_ff":{
       "32":"y"
     },
     "ie_mob":{
-      "10":"n"
+      "10":"n",
+      "11":"y"
+    },
+    "and_uc":{
+      "9.9":"y"
     }
   },
   "notes":"Note that both the border-style and border-width must be specified for border-images to work according to spec, though older implementations may not have this requirement. Partial support refers to supporting the shorthand syntax, but not the individual properties (border-image-source, border-image-slice, etc). ",
   "notes_by_num":{
     
   },
-  "usage_perc_y":72.55,
-  "usage_perc_a":7.79,
+  "usage_perc_y":80.35,
+  "usage_perc_a":5.64,
   "ucprefix":false,
   "parent":"",
   "keywords":"",
@@ -5645,16 +5705,16 @@ module.exports={
   ],
   "bugs":[
     {
-      "description":"Safari does not apply border-radius correctly to image borders: http://stackoverflow.com/q/17202128"
+      "description":"Safari does not apply `border-radius` correctly to image borders: http://stackoverflow.com/q/17202128"
     },
     {
-      "description":"Android Browser 2.3 does not support % value for border-radius."
+      "description":"Android Browser 2.3 does not support % value for `border-radius`."
     },
     {
       "description":"Border-radius does not work on fieldset elements in IE9."
     },
     {
-      "description":"The stock browser on the Samsung Galaxy S4 with Android 4.2 does not support the \"border-radius\" shorthand property but does support the long-hand properties for each corner like \"border-top-left-radius\"."
+      "description":"The stock browser on the Samsung Galaxy S4 with Android 4.2 does not support the `border-radius` shorthand property but does support the long-hand properties for each corner like `border-top-left-radius`."
     }
   ],
   "categories":[
@@ -5706,7 +5766,8 @@ module.exports={
       "32":"y",
       "33":"y",
       "34":"y",
-      "35":"y"
+      "35":"y",
+      "36":"y"
     },
     "chrome":{
       "4":"y x",
@@ -5745,7 +5806,9 @@ module.exports={
       "37":"y",
       "38":"y",
       "39":"y",
-      "40":"y"
+      "40":"y",
+      "41":"y",
+      "42":"y"
     },
     "safari":{
       "3.1":"y x",
@@ -5756,6 +5819,7 @@ module.exports={
       "6":"y",
       "6.1":"y",
       "7":"y",
+      "7.1":"y",
       "8":"y"
     },
     "opera":{
@@ -5781,7 +5845,8 @@ module.exports={
       "23":"y",
       "24":"y",
       "25":"y",
-      "26":"y"
+      "26":"y",
+      "27":"y"
     },
     "ios_saf":{
       "3.2":"y x",
@@ -5790,10 +5855,11 @@ module.exports={
       "5.0-5.1":"y",
       "6.0-6.1":"y",
       "7.0-7.1":"y",
-      "8":"y"
+      "8":"y",
+      "8.1":"y"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"y x",
@@ -5804,7 +5870,8 @@ module.exports={
       "4.1":"y",
       "4.2-4.3":"y",
       "4.4":"y",
-      "4.4.3":"y"
+      "4.4.3-4.4.4":"y",
+      "37":"y"
     },
     "bb":{
       "7":"y",
@@ -5817,23 +5884,27 @@ module.exports={
       "11.5":"y",
       "12":"y",
       "12.1":"y",
-      "22":"y"
+      "24":"y"
     },
     "and_chr":{
-      "37":"y"
+      "38":"y"
     },
     "and_ff":{
       "32":"y"
     },
     "ie_mob":{
-      "10":"y"
+      "10":"y",
+      "11":"y"
+    },
+    "and_uc":{
+      "9.9":"y"
     }
   },
   "notes":"",
   "notes_by_num":{
     
   },
-  "usage_perc_y":85.68,
+  "usage_perc_y":90.64,
   "usage_perc_a":0.01,
   "ucprefix":false,
   "parent":"",
@@ -5864,7 +5935,7 @@ module.exports={
   ],
   "bugs":[
     {
-      "description":"Webkit doesn't support viewport units in `calc()` expressions: https://bugs.webkit.org/show_bug.cgi?id=94158 and https://code.google.com/p/chromium/issues/detail?id=168840; Blink added support with Revision 172971"
+      "description":"Safari 7.0 and older and Chrome 26 and older don't support viewport units in `calc()` expressions (fixed since then)."
     },
     {
       "description":"`calc()` doesn't work [inside a transform in IE](http://connect.microsoft.com/IE/feedback/details/814380/css3-using-calc-inside-a-transform-is-invalid)"
@@ -5874,6 +5945,15 @@ module.exports={
     },
     {
       "description":"Safari 6 has a bug where an element with a width defined using `calc()` has its width reset when changing the height using JS (fixed in Safari 7)."
+    },
+    {
+      "description":"IE11 and other browsers to a lesser extent have trouble supporting `calc()` inside [color or transform values](http://codepen.io/thebabydino/pen/wfraH)."
+    },
+    {
+      "description":"IE10 crashes when a div with a property using `calc()` has a child with [same property with `inherit`](http://stackoverflow.com/questions/19423384/css-less-calc-method-is-crashing-my-ie10)."
+    },
+    {
+      "description":"IE 9 - 11 don't render `box-shadow` when `calc()` is used for any of the values."
     }
   ],
   "categories":[
@@ -5925,7 +6005,8 @@ module.exports={
       "32":"y",
       "33":"y",
       "34":"y",
-      "35":"y"
+      "35":"y",
+      "36":"y"
     },
     "chrome":{
       "4":"n",
@@ -5964,7 +6045,9 @@ module.exports={
       "37":"y",
       "38":"y",
       "39":"y",
-      "40":"y"
+      "40":"y",
+      "41":"y",
+      "42":"y"
     },
     "safari":{
       "3.1":"n",
@@ -5975,6 +6058,7 @@ module.exports={
       "6":"y x",
       "6.1":"y",
       "7":"y",
+      "7.1":"y",
       "8":"y"
     },
     "opera":{
@@ -6000,7 +6084,8 @@ module.exports={
       "23":"y",
       "24":"y",
       "25":"y",
-      "26":"y"
+      "26":"y",
+      "27":"y"
     },
     "ios_saf":{
       "3.2":"n",
@@ -6009,10 +6094,11 @@ module.exports={
       "5.0-5.1":"n",
       "6.0-6.1":"y x",
       "7.0-7.1":"y",
-      "8":"y"
+      "8":"y",
+      "8.1":"y"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"n",
@@ -6022,8 +6108,9 @@ module.exports={
       "4":"n",
       "4.1":"n",
       "4.2-4.3":"n",
-      "4.4":"y",
-      "4.4.3":"y"
+      "4.4":"a",
+      "4.4.3-4.4.4":"a",
+      "37":"y"
     },
     "bb":{
       "7":"n",
@@ -6036,24 +6123,28 @@ module.exports={
       "11.5":"n",
       "12":"n",
       "12.1":"n",
-      "22":"y"
+      "24":"y"
     },
     "and_chr":{
-      "37":"y"
+      "38":"y"
     },
     "and_ff":{
       "32":"y"
     },
     "ie_mob":{
-      "10":"y"
+      "10":"y",
+      "11":"y"
+    },
+    "and_uc":{
+      "9.9":"n"
     }
   },
-  "notes":"Support can be somewhat emulated in older versions of IE using the non-standard `expression()` syntax. Partial support in IE9 refers to the browser crashing when used as a `background-position` value.",
+  "notes":"Support can be somewhat emulated in older versions of IE using the non-standard `expression()` syntax. Partial support in IE9 refers to the browser crashing when used as a `background-position` value. Partial support in Android Browser 4.4 refers to the browser lacking the ability to multiply and divide values.",
   "notes_by_num":{
     
   },
-  "usage_perc_y":75.69,
-  "usage_perc_a":2.46,
+  "usage_perc_y":77.04,
+  "usage_perc_a":5.27,
   "ucprefix":false,
   "parent":"",
   "keywords":"",
@@ -6087,6 +6178,9 @@ module.exports={
     },
     {
       "description":"iOS 6.1 and below do not support animation on pseudo-elements."
+    },
+    {
+      "description":"@keyframes not supported in an inline or scoped stylesheet in Firefox (bug 830056)"
     }
   ],
   "categories":[
@@ -6138,7 +6232,8 @@ module.exports={
       "32":"y",
       "33":"y",
       "34":"y",
-      "35":"y"
+      "35":"y",
+      "36":"y"
     },
     "chrome":{
       "4":"y x",
@@ -6177,7 +6272,9 @@ module.exports={
       "37":"y x",
       "38":"y x",
       "39":"y x",
-      "40":"y x"
+      "40":"y x",
+      "41":"y x",
+      "42":"y x"
     },
     "safari":{
       "3.1":"n",
@@ -6188,6 +6285,7 @@ module.exports={
       "6":"y x",
       "6.1":"y x",
       "7":"y x",
+      "7.1":"y x",
       "8":"y x"
     },
     "opera":{
@@ -6213,7 +6311,8 @@ module.exports={
       "23":"y x",
       "24":"y x",
       "25":"y x",
-      "26":"y x"
+      "26":"y",
+      "27":"y"
     },
     "ios_saf":{
       "3.2":"y x",
@@ -6222,10 +6321,11 @@ module.exports={
       "5.0-5.1":"y x",
       "6.0-6.1":"y x",
       "7.0-7.1":"y x",
-      "8":"y x"
+      "8":"y x",
+      "8.1":"y x"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"a x",
@@ -6236,7 +6336,8 @@ module.exports={
       "4.1":"y x",
       "4.2-4.3":"y x",
       "4.4":"y x",
-      "4.4.3":"y x"
+      "4.4.3-4.4.4":"y x",
+      "37":"y x"
     },
     "bb":{
       "7":"y x",
@@ -6249,24 +6350,28 @@ module.exports={
       "11.5":"n",
       "12":"n",
       "12.1":"y",
-      "22":"y x"
+      "24":"y x"
     },
     "and_chr":{
-      "37":"y x"
+      "38":"y x"
     },
     "and_ff":{
       "32":"y"
     },
     "ie_mob":{
-      "10":"y"
+      "10":"y",
+      "11":"y"
+    },
+    "and_uc":{
+      "9.9":"y x"
     }
   },
   "notes":"Partial support in Android browser refers to buggy behavior in different scenarios.",
   "notes_by_num":{
     
   },
-  "usage_perc_y":81.93,
-  "usage_perc_a":0.99,
+  "usage_perc_y":88.04,
+  "usage_perc_a":0.21,
   "ucprefix":false,
   "parent":"",
   "keywords":"animations,css-animations,keyframe,keyframes",
@@ -6275,6 +6380,221 @@ module.exports={
   "shown":true
 }
 },{}],57:[function(require,module,exports){
+module.exports={
+  "title":"CSS box-decoration-break",
+  "description":"Controls whether the box's margins, borders, padding, and other decorations wrap the broken edges of the box fragments (when the box is split by a break (page/column/region/line).",
+  "spec":"http://www.w3.org/TR/css3-break/#break-decoration",
+  "status":"wd",
+  "links":[
+    {
+      "url":"https://developer.mozilla.org/en-US/docs/Web/CSS/box-decoration-break",
+      "title":"MDN article"
+    },
+    {
+      "url":"http://jsbin.com/xojoro/edit?css,output",
+      "title":"Demo of effect on box border"
+    }
+  ],
+  "bugs":[
+    
+  ],
+  "categories":[
+    "CSS3"
+  ],
+  "stats":{
+    "ie":{
+      "5.5":"n",
+      "6":"n",
+      "7":"n",
+      "8":"n",
+      "9":"n",
+      "10":"n",
+      "11":"n"
+    },
+    "firefox":{
+      "2":"n",
+      "3":"n",
+      "3.5":"n",
+      "3.6":"n",
+      "4":"n",
+      "5":"n",
+      "6":"n",
+      "7":"n",
+      "8":"n",
+      "9":"n",
+      "10":"n",
+      "11":"n",
+      "12":"n",
+      "13":"n",
+      "14":"n",
+      "15":"n",
+      "16":"n",
+      "17":"n",
+      "18":"n",
+      "19":"n",
+      "20":"n",
+      "21":"n",
+      "22":"n",
+      "23":"n",
+      "24":"n",
+      "25":"n",
+      "26":"n",
+      "27":"n",
+      "28":"n",
+      "29":"n",
+      "30":"n",
+      "31":"n",
+      "32":"y",
+      "33":"y",
+      "34":"y",
+      "35":"y",
+      "36":"y"
+    },
+    "chrome":{
+      "4":"u",
+      "5":"u",
+      "6":"u",
+      "7":"u",
+      "8":"u",
+      "9":"u",
+      "10":"u",
+      "11":"u",
+      "12":"u",
+      "13":"u",
+      "14":"u",
+      "15":"u",
+      "16":"u",
+      "17":"u",
+      "18":"u",
+      "19":"u",
+      "20":"u",
+      "21":"u",
+      "22":"u",
+      "23":"u",
+      "24":"y x",
+      "25":"y x",
+      "26":"y x",
+      "27":"y x",
+      "28":"y x",
+      "29":"y x",
+      "30":"y x",
+      "31":"y x",
+      "32":"y x",
+      "33":"y x",
+      "34":"y x",
+      "35":"y x",
+      "36":"y x",
+      "37":"y x",
+      "38":"y x",
+      "39":"y x",
+      "40":"y x",
+      "41":"y x",
+      "42":"y x"
+    },
+    "safari":{
+      "3.1":"u",
+      "3.2":"u",
+      "4":"u",
+      "5":"u",
+      "5.1":"u",
+      "6":"u",
+      "6.1":"u",
+      "7":"y x",
+      "7.1":"y x",
+      "8":"y x"
+    },
+    "opera":{
+      "9":"u",
+      "9.5-9.6":"u",
+      "10.0-10.1":"u",
+      "10.5":"u",
+      "10.6":"u",
+      "11":"u",
+      "11.1":"u",
+      "11.5":"u",
+      "11.6":"u",
+      "12":"u",
+      "12.1":"u",
+      "15":"y x",
+      "16":"y x",
+      "17":"y x",
+      "18":"y x",
+      "19":"y x",
+      "20":"y x",
+      "21":"y x",
+      "22":"y x",
+      "23":"y x",
+      "24":"y x",
+      "25":"y x",
+      "26":"y x",
+      "27":"y x"
+    },
+    "ios_saf":{
+      "3.2":"u",
+      "4.0-4.1":"u",
+      "4.2-4.3":"u",
+      "5.0-5.1":"u",
+      "6.0-6.1":"u",
+      "7.0-7.1":"y x",
+      "8":"y x",
+      "8.1":"y x"
+    },
+    "op_mini":{
+      "5.0-8.0":"y"
+    },
+    "android":{
+      "2.1":"u",
+      "2.2":"u",
+      "2.3":"u",
+      "3":"u",
+      "4":"u",
+      "4.1":"y x",
+      "4.2-4.3":"y x",
+      "4.4":"y x",
+      "4.4.3-4.4.4":"y x",
+      "37":"y x"
+    },
+    "bb":{
+      "7":"u",
+      "10":"u"
+    },
+    "op_mob":{
+      "10":"u",
+      "11":"u",
+      "11.1":"u",
+      "11.5":"u",
+      "12":"u",
+      "12.1":"u",
+      "24":"y x"
+    },
+    "and_chr":{
+      "38":"y x"
+    },
+    "and_ff":{
+      "32":"y"
+    },
+    "ie_mob":{
+      "10":"n",
+      "11":"n"
+    },
+    "and_uc":{
+      "9.9":"u"
+    }
+  },
+  "notes":"",
+  "notes_by_num":{
+    
+  },
+  "usage_perc_y":72.86,
+  "usage_perc_a":0,
+  "ucprefix":false,
+  "parent":"",
+  "keywords":"box-decoration,box decoration,break",
+  "ie_id":"",
+  "chrome_id":"",
+  "shown":false
+}
+},{}],58:[function(require,module,exports){
 module.exports={
   "title":"CSS3 Box-shadow",
   "description":"Method of displaying an inner or outer shadow effect to elements",
@@ -6356,7 +6676,8 @@ module.exports={
       "32":"y",
       "33":"y",
       "34":"y",
-      "35":"y"
+      "35":"y",
+      "36":"y"
     },
     "chrome":{
       "4":"y x",
@@ -6395,7 +6716,9 @@ module.exports={
       "37":"y",
       "38":"y",
       "39":"y",
-      "40":"y"
+      "40":"y",
+      "41":"y",
+      "42":"y"
     },
     "safari":{
       "3.1":"a x",
@@ -6406,6 +6729,7 @@ module.exports={
       "6":"y",
       "6.1":"y",
       "7":"y",
+      "7.1":"y",
       "8":"y"
     },
     "opera":{
@@ -6431,7 +6755,8 @@ module.exports={
       "23":"y",
       "24":"y",
       "25":"y",
-      "26":"y"
+      "26":"y",
+      "27":"y"
     },
     "ios_saf":{
       "3.2":"a x",
@@ -6440,10 +6765,11 @@ module.exports={
       "5.0-5.1":"y",
       "6.0-6.1":"y",
       "7.0-7.1":"y",
-      "8":"y"
+      "8":"y",
+      "8.1":"y"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"a x",
@@ -6454,7 +6780,8 @@ module.exports={
       "4.1":"y",
       "4.2-4.3":"y",
       "4.4":"y",
-      "4.4.3":"y"
+      "4.4.3-4.4.4":"y",
+      "37":"y"
     },
     "bb":{
       "7":"y x",
@@ -6467,24 +6794,28 @@ module.exports={
       "11.5":"y",
       "12":"y",
       "12.1":"y",
-      "22":"y"
+      "24":"y"
     },
     "and_chr":{
-      "37":"y"
+      "38":"y"
     },
     "and_ff":{
       "32":"y"
     },
     "ie_mob":{
-      "10":"y"
+      "10":"y",
+      "11":"y"
+    },
+    "and_uc":{
+      "9.9":"y"
     }
   },
   "notes":"Can be partially emulated in older IE versions using the non-standard \"shadow\" filter. Partial support in Safari, iOS Safari and Android Browser refers to missing \"inset\" and blur radius value support.",
   "notes_by_num":{
     
   },
-  "usage_perc_y":84.56,
-  "usage_perc_a":1.07,
+  "usage_perc_y":90.29,
+  "usage_perc_a":0.3,
   "ucprefix":false,
   "parent":"",
   "keywords":"box-shadows,boxshadows,box shadow,shaow",
@@ -6492,7 +6823,7 @@ module.exports={
   "chrome_id":"",
   "shown":true
 }
-},{}],58:[function(require,module,exports){
+},{}],59:[function(require,module,exports){
 module.exports={
   "title":"CSS Filter Effects",
   "description":"Method of applying filter effects (like blur, grayscale, brightness, contrast and hue) to elements, previously only possible by using SVG.",
@@ -6568,8 +6899,9 @@ module.exports={
       "31":"a",
       "32":"a",
       "33":"a",
-      "34":"a",
-      "35":"a"
+      "34":"a d",
+      "35":"y",
+      "36":"y"
     },
     "chrome":{
       "4":"n",
@@ -6608,7 +6940,9 @@ module.exports={
       "37":"y x",
       "38":"y x",
       "39":"y x",
-      "40":"y x"
+      "40":"y x",
+      "41":"y x",
+      "42":"y x"
     },
     "safari":{
       "3.1":"n",
@@ -6619,6 +6953,7 @@ module.exports={
       "6":"y x",
       "6.1":"y x",
       "7":"y x",
+      "7.1":"y x",
       "8":"y x"
     },
     "opera":{
@@ -6644,7 +6979,8 @@ module.exports={
       "23":"y x",
       "24":"y x",
       "25":"y x",
-      "26":"y x"
+      "26":"y x",
+      "27":"y x"
     },
     "ios_saf":{
       "3.2":"n",
@@ -6653,10 +6989,11 @@ module.exports={
       "5.0-5.1":"n",
       "6.0-6.1":"y x",
       "7.0-7.1":"y x",
-      "8":"y x"
+      "8":"y x",
+      "8.1":"y x"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"n",
@@ -6667,7 +7004,8 @@ module.exports={
       "4.1":"n",
       "4.2-4.3":"n",
       "4.4":"y x",
-      "4.4.3":"y x"
+      "4.4.3-4.4.4":"y x",
+      "37":"y x"
     },
     "bb":{
       "7":"n",
@@ -6680,24 +7018,28 @@ module.exports={
       "11.5":"n",
       "12":"n",
       "12.1":"n",
-      "22":"y x"
+      "24":"y x"
     },
     "and_chr":{
-      "37":"y x"
+      "38":"y x"
     },
     "and_ff":{
       "32":"n"
     },
     "ie_mob":{
-      "10":"n"
+      "10":"n",
+      "11":"n"
+    },
+    "and_uc":{
+      "9.9":"y x"
     }
   },
   "notes":"Note that this property is significantly different from and incompatible with Microsoft's [older \"filter\" property](http://msdn.microsoft.com/en-us/library/ie/ms530752%28v=vs.85%29.aspx).\r\n\r\nPartial support in Firefox 31 [only with url() version](https://developer.mozilla.org/en-US/docs/Web/CSS/filter#Browser_compatibility)",
   "notes_by_num":{
     
   },
-  "usage_perc_y":52.34,
-  "usage_perc_a":13.31,
+  "usage_perc_y":60.68,
+  "usage_perc_a":12.47,
   "ucprefix":false,
   "parent":"",
   "keywords":"sepia,hue-rotate,invert,saturate",
@@ -6705,7 +7047,7 @@ module.exports={
   "chrome_id":"",
   "shown":true
 }
-},{}],59:[function(require,module,exports){
+},{}],60:[function(require,module,exports){
 module.exports={
   "title":"CSS Gradients",
   "description":"Method of defining a linear or radial color gradient as a CSS image.",
@@ -6781,7 +7123,8 @@ module.exports={
       "32":"y",
       "33":"y",
       "34":"y",
-      "35":"y"
+      "35":"y",
+      "36":"y"
     },
     "chrome":{
       "4":"a x",
@@ -6820,7 +7163,9 @@ module.exports={
       "37":"y",
       "38":"y",
       "39":"y",
-      "40":"y"
+      "40":"y",
+      "41":"y",
+      "42":"y"
     },
     "safari":{
       "3.1":"n",
@@ -6831,6 +7176,7 @@ module.exports={
       "6":"y x",
       "6.1":"y",
       "7":"y",
+      "7.1":"y",
       "8":"y"
     },
     "opera":{
@@ -6856,7 +7202,8 @@ module.exports={
       "23":"y",
       "24":"y",
       "25":"y",
-      "26":"y"
+      "26":"y",
+      "27":"y"
     },
     "ios_saf":{
       "3.2":"a x",
@@ -6865,10 +7212,11 @@ module.exports={
       "5.0-5.1":"y x",
       "6.0-6.1":"y x",
       "7.0-7.1":"y",
-      "8":"y"
+      "8":"y",
+      "8.1":"y"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"a x",
@@ -6879,7 +7227,8 @@ module.exports={
       "4.1":"y x",
       "4.2-4.3":"y x",
       "4.4":"y",
-      "4.4.3":"y"
+      "4.4.3-4.4.4":"y",
+      "37":"y"
     },
     "bb":{
       "7":"a x",
@@ -6892,24 +7241,28 @@ module.exports={
       "11.5":"a x",
       "12":"y x",
       "12.1":"y",
-      "22":"y"
+      "24":"y"
     },
     "and_chr":{
-      "37":"y"
+      "38":"y"
     },
     "and_ff":{
       "32":"y"
     },
     "ie_mob":{
-      "10":"y"
+      "10":"y",
+      "11":"y"
+    },
+    "and_uc":{
+      "9.9":"y x"
     }
   },
   "notes":"Syntax used by browsers with prefixed support may be incompatible with that for proper support. \r\n\r\nPartial support in Opera 11.10 and 11.50 also refers to only having support for linear gradients.\r\n\r\nSupport can be somewhat emulated in older IE versions using the non-standard \"gradient\" filter. \r\n\r\nFirefox 10+, Opera 11.6+, Chrome 26+ and IE10+ also support the new \"to (side)\" syntax.",
   "notes_by_num":{
     
   },
-  "usage_perc_y":81.66,
-  "usage_perc_a":1.45,
+  "usage_perc_y":87.78,
+  "usage_perc_a":0.62,
   "ucprefix":false,
   "parent":"",
   "keywords":"linear,linear-gradient,gradiant",
@@ -6917,7 +7270,7 @@ module.exports={
   "chrome_id":"5785905063264256",
   "shown":true
 }
-},{}],60:[function(require,module,exports){
+},{}],61:[function(require,module,exports){
 module.exports={
   "title":"CSS Hyphenation",
   "description":"Method of controlling when words at the end of lines should be hyphenated using the \"hyphens\" property.",
@@ -6989,7 +7342,8 @@ module.exports={
       "32":"y x",
       "33":"y x",
       "34":"y x",
-      "35":"y x"
+      "35":"y x",
+      "36":"y x"
     },
     "chrome":{
       "4":"n",
@@ -7028,7 +7382,9 @@ module.exports={
       "37":"n",
       "38":"n",
       "39":"n",
-      "40":"n"
+      "40":"n",
+      "41":"n",
+      "42":"n"
     },
     "safari":{
       "3.1":"n",
@@ -7039,6 +7395,7 @@ module.exports={
       "6":"y x",
       "6.1":"y x",
       "7":"y x",
+      "7.1":"y x",
       "8":"y x"
     },
     "opera":{
@@ -7064,7 +7421,8 @@ module.exports={
       "23":"n",
       "24":"n",
       "25":"n",
-      "26":"n"
+      "26":"n",
+      "27":"n"
     },
     "ios_saf":{
       "3.2":"n",
@@ -7073,10 +7431,11 @@ module.exports={
       "5.0-5.1":"y x",
       "6.0-6.1":"y x",
       "7.0-7.1":"y x",
-      "8":"y x"
+      "8":"y x",
+      "8.1":"y x"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"n",
@@ -7087,7 +7446,8 @@ module.exports={
       "4.1":"n",
       "4.2-4.3":"n",
       "4.4":"n",
-      "4.4.3":"n"
+      "4.4.3-4.4.4":"n",
+      "37":"n"
     },
     "bb":{
       "7":"n",
@@ -7100,24 +7460,28 @@ module.exports={
       "11.5":"n",
       "12":"n",
       "12.1":"n",
-      "22":"n"
+      "24":"n"
     },
     "and_chr":{
-      "37":"n"
+      "38":"n"
     },
     "and_ff":{
       "32":"y x"
     },
     "ie_mob":{
-      "10":"n"
+      "10":"n",
+      "11":"n"
+    },
+    "and_uc":{
+      "9.9":"a x"
     }
   },
   "notes":"Chrome 29- and Android 4.0 Browser support \"-webkit-hyphens: none\", but not the \"auto\" property. Chrome 30+ doesn't support it either.",
   "notes_by_num":{
     
   },
-  "usage_perc_y":32.97,
-  "usage_perc_a":0,
+  "usage_perc_y":33.24,
+  "usage_perc_a":2.87,
   "ucprefix":false,
   "parent":"",
   "keywords":"hyphen,shy",
@@ -7125,12 +7489,12 @@ module.exports={
   "chrome_id":"",
   "shown":true
 }
-},{}],61:[function(require,module,exports){
+},{}],62:[function(require,module,exports){
 module.exports={
   "title":"CSS Masks",
   "description":"Method of displaying part of an element, using a selected image as a mask",
   "spec":"http://www.w3.org/TR/css-masking/",
-  "status":"wd",
+  "status":"cr",
   "links":[
     {
       "url":"http://docs.webplatform.org/wiki/css/properties/mask",
@@ -7197,7 +7561,8 @@ module.exports={
       "32":"a",
       "33":"a",
       "34":"a",
-      "35":"a"
+      "35":"a",
+      "36":"a"
     },
     "chrome":{
       "4":"a x",
@@ -7236,7 +7601,9 @@ module.exports={
       "37":"a x",
       "38":"a x",
       "39":"a x",
-      "40":"a x"
+      "40":"a x",
+      "41":"a x",
+      "42":"a x"
     },
     "safari":{
       "3.1":"n",
@@ -7247,6 +7614,7 @@ module.exports={
       "6":"a x",
       "6.1":"a x",
       "7":"a x",
+      "7.1":"a x",
       "8":"a x"
     },
     "opera":{
@@ -7272,7 +7640,8 @@ module.exports={
       "23":"a x",
       "24":"a x",
       "25":"a x",
-      "26":"a x"
+      "26":"a x",
+      "27":"a x"
     },
     "ios_saf":{
       "3.2":"a x",
@@ -7281,10 +7650,11 @@ module.exports={
       "5.0-5.1":"a x",
       "6.0-6.1":"a x",
       "7.0-7.1":"a x",
-      "8":"a x"
+      "8":"a x",
+      "8.1":"a x"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"a x",
@@ -7295,7 +7665,8 @@ module.exports={
       "4.1":"a x",
       "4.2-4.3":"a x",
       "4.4":"a x",
-      "4.4.3":"a x"
+      "4.4.3-4.4.4":"a x",
+      "37":"a x"
     },
     "bb":{
       "7":"a x",
@@ -7308,16 +7679,20 @@ module.exports={
       "11.5":"n",
       "12":"n",
       "12.1":"n",
-      "22":"a x"
+      "24":"a x"
     },
     "and_chr":{
-      "37":"a x"
+      "38":"a x"
     },
     "and_ff":{
       "32":"a"
     },
     "ie_mob":{
-      "10":"n"
+      "10":"n",
+      "11":"n"
+    },
+    "and_uc":{
+      "9.9":"a x"
     }
   },
   "notes":"Partial support in WebKit/Blink browsers refers to supporting the mask-image and mask-box-image properties, but lacks support for othe parts of the spec. Partial support in Firefox refers to only support for inline SVG mask elements i.e. mask: url(#foo).",
@@ -7325,7 +7700,7 @@ module.exports={
     
   },
   "usage_perc_y":0,
-  "usage_perc_a":72.66,
+  "usage_perc_a":78.29,
   "ucprefix":false,
   "parent":"",
   "keywords":"",
@@ -7333,7 +7708,7 @@ module.exports={
   "chrome_id":"5381559662149632",
   "shown":true
 }
-},{}],62:[function(require,module,exports){
+},{}],63:[function(require,module,exports){
 module.exports={
   "title":":placeholder-shown CSS pseudo-class",
   "description":"The :placeholder-shown pseudo-class represents the placeholder contents of a form field with placeholder text.",
@@ -7405,7 +7780,8 @@ module.exports={
       "32":"a x",
       "33":"a x",
       "34":"a x",
-      "35":"a x"
+      "35":"a x",
+      "36":"a x"
     },
     "chrome":{
       "4":"a x",
@@ -7444,7 +7820,9 @@ module.exports={
       "37":"a x",
       "38":"a x",
       "39":"a x",
-      "40":"a x"
+      "40":"a x",
+      "41":"a x",
+      "42":"a x"
     },
     "safari":{
       "3.1":"n",
@@ -7455,6 +7833,7 @@ module.exports={
       "6":"a x",
       "6.1":"a x",
       "7":"a x",
+      "7.1":"a x",
       "8":"a x"
     },
     "opera":{
@@ -7480,7 +7859,8 @@ module.exports={
       "23":"a x",
       "24":"a x",
       "25":"a x",
-      "26":"a x"
+      "26":"a x",
+      "27":"a x"
     },
     "ios_saf":{
       "3.2":"n",
@@ -7489,10 +7869,11 @@ module.exports={
       "5.0-5.1":"a x",
       "6.0-6.1":"a x",
       "7.0-7.1":"a x",
-      "8":"a x"
+      "8":"a x",
+      "8.1":"a x"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"a x",
@@ -7503,7 +7884,8 @@ module.exports={
       "4.1":"a x",
       "4.2-4.3":"a x",
       "4.4":"a x",
-      "4.4.3":"a x"
+      "4.4.3-4.4.4":"a x",
+      "37":"a x"
     },
     "bb":{
       "7":"u",
@@ -7516,16 +7898,20 @@ module.exports={
       "11.5":"n",
       "12":"n",
       "12.1":"n",
-      "22":"a x"
+      "24":"a x"
     },
     "and_chr":{
-      "37":"a x"
+      "38":"a x"
     },
     "and_ff":{
       "32":"a x"
     },
     "ie_mob":{
-      "10":"a x"
+      "10":"a x",
+      "11":"a x"
+    },
+    "and_uc":{
+      "9.9":"a x"
     }
   },
   "notes":"Partial support refers to support for alternative syntax: ::-webkit-input-placeholder (Chrome/Safari/Opera),\r\n::-moz-placeholder (Firefox) and \r\n:-ms-input-placeholder (IE). ",
@@ -7533,7 +7919,7 @@ module.exports={
     
   },
   "usage_perc_y":0,
-  "usage_perc_a":82.41,
+  "usage_perc_a":87.88,
   "ucprefix":false,
   "parent":"",
   "keywords":"::placeholder,placeholder",
@@ -7541,7 +7927,7 @@ module.exports={
   "chrome_id":"",
   "shown":true
 }
-},{}],63:[function(require,module,exports){
+},{}],64:[function(require,module,exports){
 module.exports={
   "title":"::selection CSS pseudo-element",
   "description":"The ::selection CSS pseudo-element applies rules to the portion of a document that has been highlighted (e.g., selected with the mouse or another pointing device) by the user.",
@@ -7611,7 +7997,8 @@ module.exports={
       "32":"y x",
       "33":"y x",
       "34":"y x",
-      "35":"y x"
+      "35":"y x",
+      "36":"y x"
     },
     "chrome":{
       "4":"y",
@@ -7650,7 +8037,9 @@ module.exports={
       "37":"y",
       "38":"y",
       "39":"y",
-      "40":"y"
+      "40":"y",
+      "41":"y",
+      "42":"y"
     },
     "safari":{
       "3.1":"y",
@@ -7661,6 +8050,7 @@ module.exports={
       "6":"y",
       "6.1":"y",
       "7":"y",
+      "7.1":"y",
       "8":"y"
     },
     "opera":{
@@ -7686,7 +8076,8 @@ module.exports={
       "23":"y",
       "24":"y",
       "25":"y",
-      "26":"y"
+      "26":"y",
+      "27":"y"
     },
     "ios_saf":{
       "3.2":"n",
@@ -7695,10 +8086,11 @@ module.exports={
       "5.0-5.1":"n",
       "6.0-6.1":"n",
       "7.0-7.1":"n",
-      "8":"n"
+      "8":"n",
+      "8.1":"n"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"n",
@@ -7709,7 +8101,8 @@ module.exports={
       "4.1":"n",
       "4.2-4.3":"n",
       "4.4":"y",
-      "4.4.3":"y"
+      "4.4.3-4.4.4":"y",
+      "37":"y"
     },
     "bb":{
       "7":"n",
@@ -7722,23 +8115,27 @@ module.exports={
       "11.5":"y",
       "12":"y",
       "12.1":"y",
-      "22":"y"
+      "24":"y"
     },
     "and_chr":{
-      "37":"y"
+      "38":"y"
     },
     "and_ff":{
       "32":"n"
     },
     "ie_mob":{
-      "10":"y"
+      "10":"y",
+      "11":"y"
+    },
+    "and_uc":{
+      "9.9":"n"
     }
   },
   "notes":"",
   "notes_by_num":{
     
   },
-  "usage_perc_y":73.13,
+  "usage_perc_y":75.62,
   "usage_perc_a":0,
   "ucprefix":false,
   "parent":"",
@@ -7747,7 +8144,7 @@ module.exports={
   "chrome_id":"",
   "shown":true
 }
-},{}],64:[function(require,module,exports){
+},{}],65:[function(require,module,exports){
 module.exports={
   "title":"CSS position:sticky",
   "description":"Keeps elements positioned as \"fixed\" or \"relative\" depending on how it appears in the viewport. As a result the element is \"stuck\" when necessary while scrolling.",
@@ -7769,11 +8166,15 @@ module.exports={
     {
       "url":"https://github.com/filamentgroup/fixed-sticky",
       "title":"Polyfill"
+    },
+    {
+      "url":"https://github.com/wilddeer/stickyfill",
+      "title":"Another polyfill"
     }
   ],
   "bugs":[
     {
-      "description":"Safari does not appear to support [sticky table headers](http://jsfiddle.net/Mf4YT/2/)."
+      "description":"Firefox and Safari do not appear to support [sticky table headers](http://jsfiddle.net/Mf4YT/2/). (see also [Firefox bug](https://bugzilla.mozilla.org/show_bug.cgi?id=925259))"
     }
   ],
   "categories":[
@@ -7825,7 +8226,8 @@ module.exports={
       "32":"y",
       "33":"y",
       "34":"y",
-      "35":"y"
+      "35":"y",
+      "36":"y"
     },
     "chrome":{
       "4":"n",
@@ -7864,7 +8266,9 @@ module.exports={
       "37":"n",
       "38":"n",
       "39":"n",
-      "40":"n"
+      "40":"n",
+      "41":"n",
+      "42":"n"
     },
     "safari":{
       "3.1":"n",
@@ -7875,6 +8279,7 @@ module.exports={
       "6":"n",
       "6.1":"y x",
       "7":"y x",
+      "7.1":"y x",
       "8":"y x"
     },
     "opera":{
@@ -7900,7 +8305,8 @@ module.exports={
       "23":"n",
       "24":"n",
       "25":"n",
-      "26":"n"
+      "26":"n",
+      "27":"n"
     },
     "ios_saf":{
       "3.2":"n",
@@ -7909,10 +8315,11 @@ module.exports={
       "5.0-5.1":"n",
       "6.0-6.1":"y x",
       "7.0-7.1":"y x",
-      "8":"y x"
+      "8":"y x",
+      "8.1":"y x"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"n",
@@ -7923,7 +8330,8 @@ module.exports={
       "4.1":"n",
       "4.2-4.3":"n",
       "4.4":"n",
-      "4.4.3":"n"
+      "4.4.3-4.4.4":"n",
+      "37":"n"
     },
     "bb":{
       "7":"n",
@@ -7936,16 +8344,20 @@ module.exports={
       "11.5":"n",
       "12":"n",
       "12.1":"n",
-      "22":"n"
+      "24":"n"
     },
     "and_chr":{
-      "37":"n"
+      "38":"n"
     },
     "and_ff":{
       "32":"y"
     },
     "ie_mob":{
-      "10":"n"
+      "10":"n",
+      "11":"n"
+    },
+    "and_uc":{
+      "9.9":"n"
     }
   },
   "notes":"",
@@ -7953,7 +8365,7 @@ module.exports={
     "1":"Can be enabled in Firefox by setting the about:config preference layout.css.sticky.enabled to true",
     "2":"Enabled in Chrome through the \"experimental Web Platform features\" flag in chrome://flags"
   },
-  "usage_perc_y":9.66,
+  "usage_perc_y":20.93,
   "usage_perc_a":0,
   "ucprefix":false,
   "parent":"",
@@ -7962,7 +8374,7 @@ module.exports={
   "chrome_id":"6190250464378880",
   "shown":true
 }
-},{}],65:[function(require,module,exports){
+},{}],66:[function(require,module,exports){
 module.exports={
   "title":"CSS3 Transitions",
   "description":"Simple method of animating certain properties of an element",
@@ -8050,7 +8462,8 @@ module.exports={
       "32":"y",
       "33":"y",
       "34":"y",
-      "35":"y"
+      "35":"y",
+      "36":"y"
     },
     "chrome":{
       "4":"y x",
@@ -8089,7 +8502,9 @@ module.exports={
       "37":"y",
       "38":"y",
       "39":"y",
-      "40":"y"
+      "40":"y",
+      "41":"y",
+      "42":"y"
     },
     "safari":{
       "3.1":"y x",
@@ -8100,6 +8515,7 @@ module.exports={
       "6":"y x",
       "6.1":"y",
       "7":"y",
+      "7.1":"y",
       "8":"y"
     },
     "opera":{
@@ -8125,7 +8541,8 @@ module.exports={
       "23":"y",
       "24":"y",
       "25":"y",
-      "26":"y"
+      "26":"y",
+      "27":"y"
     },
     "ios_saf":{
       "3.2":"y x",
@@ -8134,10 +8551,11 @@ module.exports={
       "5.0-5.1":"y x",
       "6.0-6.1":"y x",
       "7.0-7.1":"y",
-      "8":"y"
+      "8":"y",
+      "8.1":"y"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"y x",
@@ -8148,7 +8566,8 @@ module.exports={
       "4.1":"y x",
       "4.2-4.3":"y x",
       "4.4":"y",
-      "4.4.3":"y"
+      "4.4.3-4.4.4":"y",
+      "37":"y"
     },
     "bb":{
       "7":"y x",
@@ -8161,23 +8580,27 @@ module.exports={
       "11.5":"y x",
       "12":"y x",
       "12.1":"y",
-      "22":"y"
+      "24":"y"
     },
     "and_chr":{
-      "37":"y"
+      "38":"y"
     },
     "and_ff":{
       "32":"y"
     },
     "ie_mob":{
-      "10":"y"
+      "10":"y",
+      "11":"y"
+    },
+    "and_uc":{
+      "9.9":"y x"
     }
   },
   "notes":"",
   "notes_by_num":{
     
   },
-  "usage_perc_y":83.03,
+  "usage_perc_y":88.35,
   "usage_perc_a":0,
   "ucprefix":false,
   "parent":"",
@@ -8186,7 +8609,7 @@ module.exports={
   "chrome_id":"",
   "shown":true
 }
-},{}],66:[function(require,module,exports){
+},{}],67:[function(require,module,exports){
 module.exports={
   "title":"CSS3 Box-sizing",
   "description":"Method of specifying whether or not an element's borders and padding should be included in size units",
@@ -8223,6 +8646,9 @@ module.exports={
     },
     {
       "description":"IE9 will subtract the width of the scrollbar to the width of the element when set to position: absolute, overflow: auto / overflow-y: scroll"
+    },
+    {
+      "description":"IE 8 ignores `box-sizing: border-box` if min/max-width/height is used."
     }
   ],
   "categories":[
@@ -8274,7 +8700,8 @@ module.exports={
       "32":"y",
       "33":"y",
       "34":"y",
-      "35":"y"
+      "35":"y",
+      "36":"y"
     },
     "chrome":{
       "4":"a x",
@@ -8313,7 +8740,9 @@ module.exports={
       "37":"a",
       "38":"a",
       "39":"a",
-      "40":"a"
+      "40":"a",
+      "41":"a",
+      "42":"a"
     },
     "safari":{
       "3.1":"a x",
@@ -8324,6 +8753,7 @@ module.exports={
       "6":"a",
       "6.1":"a",
       "7":"a",
+      "7.1":"a",
       "8":"a"
     },
     "opera":{
@@ -8349,7 +8779,8 @@ module.exports={
       "23":"a",
       "24":"a",
       "25":"a",
-      "26":"a"
+      "26":"a",
+      "27":"a"
     },
     "ios_saf":{
       "3.2":"a x",
@@ -8358,10 +8789,11 @@ module.exports={
       "5.0-5.1":"a",
       "6.0-6.1":"a",
       "7.0-7.1":"a",
-      "8":"a"
+      "8":"a",
+      "8.1":"a"
     },
     "op_mini":{
-      "5.0-7.0":"a"
+      "5.0-8.0":"a"
     },
     "android":{
       "2.1":"a x",
@@ -8372,7 +8804,8 @@ module.exports={
       "4.1":"a",
       "4.2-4.3":"a",
       "4.4":"a",
-      "4.4.3":"a"
+      "4.4.3-4.4.4":"a",
+      "37":"a"
     },
     "bb":{
       "7":"a x",
@@ -8385,24 +8818,28 @@ module.exports={
       "11.5":"a",
       "12":"a",
       "12.1":"a",
-      "22":"a"
+      "24":"a"
     },
     "and_chr":{
-      "37":"a"
+      "38":"a"
     },
     "and_ff":{
       "32":"y"
     },
     "ie_mob":{
-      "10":"a"
+      "10":"a",
+      "11":"a"
+    },
+    "and_uc":{
+      "9.9":"a"
     }
   },
   "notes":"Partial support refers to supporting only the `content-box` and `border-box` values, not `padding-box` (which was added to the spec later).",
   "notes_by_num":{
     
   },
-  "usage_perc_y":13.52,
-  "usage_perc_a":79.28,
+  "usage_perc_y":12.72,
+  "usage_perc_a":83.97,
   "ucprefix":false,
   "parent":"",
   "keywords":"border-box,content-box,padding-box",
@@ -8410,10 +8847,10 @@ module.exports={
   "chrome_id":"",
   "shown":true
 }
-},{}],67:[function(require,module,exports){
+},{}],68:[function(require,module,exports){
 module.exports={
   "title":"CSS3 Cursors (new values)",
-  "description":"Support for zoom-in and zoom-out values for the CSS3 cursor property.",
+  "description":"Support for `zoom-in` and `zoom-out` values for the CSS3 `cursor` property.",
   "spec":"http://www.w3.org/TR/css3-ui/#cursor",
   "status":"wd",
   "links":[
@@ -8474,7 +8911,8 @@ module.exports={
       "32":"y",
       "33":"y",
       "34":"y",
-      "35":"y"
+      "35":"y",
+      "36":"y"
     },
     "chrome":{
       "4":"y x",
@@ -8510,10 +8948,12 @@ module.exports={
       "34":"y x",
       "35":"y x",
       "36":"y x",
-      "37":"y x",
-      "38":"y x",
-      "39":"y x",
-      "40":"y x"
+      "37":"y",
+      "38":"y",
+      "39":"y",
+      "40":"y",
+      "41":"y",
+      "42":"y"
     },
     "safari":{
       "3.1":"y x",
@@ -8524,6 +8964,7 @@ module.exports={
       "6":"y x",
       "6.1":"y x",
       "7":"y x",
+      "7.1":"y x",
       "8":"y x"
     },
     "opera":{
@@ -8547,9 +8988,10 @@ module.exports={
       "21":"y x",
       "22":"y x",
       "23":"y x",
-      "24":"y x",
-      "25":"y x",
-      "26":"y x"
+      "24":"y",
+      "25":"y",
+      "26":"y",
+      "27":"y"
     },
     "ios_saf":{
       "3.2":"n",
@@ -8558,10 +9000,11 @@ module.exports={
       "5.0-5.1":"n",
       "6.0-6.1":"n",
       "7.0-7.1":"n",
-      "8":"n"
+      "8":"n",
+      "8.1":"n"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"n",
@@ -8572,7 +9015,8 @@ module.exports={
       "4.1":"n",
       "4.2-4.3":"n",
       "4.4":"n",
-      "4.4.3":"n"
+      "4.4.3-4.4.4":"n",
+      "37":"n"
     },
     "bb":{
       "7":"y x",
@@ -8585,32 +9029,36 @@ module.exports={
       "11.5":"n",
       "12":"n",
       "12.1":"n",
-      "22":"n"
+      "24":"n"
     },
     "and_chr":{
-      "37":"n"
+      "38":"n"
     },
     "and_ff":{
       "32":"n"
     },
     "ie_mob":{
-      "10":"n"
+      "10":"n",
+      "11":"n"
+    },
+    "and_uc":{
+      "9.9":"n"
     }
   },
-  "notes":"Chrome, Safari and Firefox also support the unofficial 'grab' and 'grabbing' values (with prefix)",
+  "notes":"Chrome, Safari and Firefox also support the unofficial `grab` and `grabbing` values (with prefix)",
   "notes_by_num":{
     
   },
-  "usage_perc_y":52.19,
+  "usage_perc_y":50.93,
   "usage_perc_a":0,
   "ucprefix":false,
   "parent":"",
   "keywords":"cursors, pointers",
   "ie_id":"",
   "chrome_id":"",
-  "shown":false
+  "shown":true
 }
-},{}],68:[function(require,module,exports){
+},{}],69:[function(require,module,exports){
 module.exports={
   "title":"CSS3 tab-size",
   "description":"Method of customizing the width of the tab character. Only effective using 'white-space: pre' or 'white-space: pre-wrap'.",
@@ -8674,7 +9122,8 @@ module.exports={
       "32":"y x",
       "33":"y x",
       "34":"y x",
-      "35":"y x"
+      "35":"y x",
+      "36":"y x"
     },
     "chrome":{
       "4":"n",
@@ -8713,7 +9162,9 @@ module.exports={
       "37":"y",
       "38":"y",
       "39":"y",
-      "40":"y"
+      "40":"y",
+      "41":"y",
+      "42":"y"
     },
     "safari":{
       "3.1":"n",
@@ -8724,6 +9175,7 @@ module.exports={
       "6":"n",
       "6.1":"y",
       "7":"y",
+      "7.1":"y",
       "8":"y"
     },
     "opera":{
@@ -8749,7 +9201,8 @@ module.exports={
       "23":"y",
       "24":"y",
       "25":"y",
-      "26":"y"
+      "26":"y",
+      "27":"y"
     },
     "ios_saf":{
       "3.2":"n",
@@ -8758,10 +9211,11 @@ module.exports={
       "5.0-5.1":"n",
       "6.0-6.1":"n",
       "7.0-7.1":"y",
-      "8":"y"
+      "8":"y",
+      "8.1":"y"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"y x"
     },
     "android":{
       "2.1":"n",
@@ -8772,7 +9226,8 @@ module.exports={
       "4.1":"n",
       "4.2-4.3":"n",
       "4.4":"y",
-      "4.4.3":"y"
+      "4.4.3-4.4.4":"y",
+      "37":"y"
     },
     "bb":{
       "7":"y",
@@ -8785,23 +9240,27 @@ module.exports={
       "11.5":"y x",
       "12":"y x",
       "12.1":"y x",
-      "22":"y"
+      "24":"y"
     },
     "and_chr":{
-      "37":"y"
+      "38":"y"
     },
     "and_ff":{
       "32":"y x"
     },
     "ie_mob":{
-      "10":"n"
+      "10":"n",
+      "11":"n"
+    },
+    "and_uc":{
+      "9.9":"n"
     }
   },
   "notes":"",
   "notes_by_num":{
     
   },
-  "usage_perc_y":65.49,
+  "usage_perc_y":73.05,
   "usage_perc_a":0,
   "ucprefix":false,
   "parent":"",
@@ -8810,7 +9269,7 @@ module.exports={
   "chrome_id":"",
   "shown":true
 }
-},{}],69:[function(require,module,exports){
+},{}],70:[function(require,module,exports){
 module.exports={
   "title":"Flexible Box Layout Module",
   "description":"Method of positioning elements in horizontal or vertical stacks.",
@@ -8826,7 +9285,7 @@ module.exports={
       "title":"Article on using the latest spec"
     },
     {
-      "url":"http://dev.opera.com/articles/view/advanced-cross-browser-flexbox/",
+      "url":"https://dev.opera.com/articles/view/advanced-cross-browser-flexbox/",
       "title":"Tutorial on cross-browser support"
     },
     {
@@ -8902,7 +9361,8 @@ module.exports={
       "32":"y",
       "33":"y",
       "34":"y",
-      "35":"y"
+      "35":"y",
+      "36":"y"
     },
     "chrome":{
       "4":"a x #1",
@@ -8941,7 +9401,9 @@ module.exports={
       "37":"y",
       "38":"y",
       "39":"y",
-      "40":"y"
+      "40":"y",
+      "41":"y",
+      "42":"y"
     },
     "safari":{
       "3.1":"a x #1",
@@ -8952,6 +9414,7 @@ module.exports={
       "6":"a x #1",
       "6.1":"y x",
       "7":"y x",
+      "7.1":"y x",
       "8":"y x"
     },
     "opera":{
@@ -8977,7 +9440,8 @@ module.exports={
       "23":"y",
       "24":"y",
       "25":"y",
-      "26":"y"
+      "26":"y",
+      "27":"y"
     },
     "ios_saf":{
       "3.2":"a x #1",
@@ -8986,10 +9450,11 @@ module.exports={
       "5.0-5.1":"a x #1",
       "6.0-6.1":"a x #1",
       "7.0-7.1":"y x",
-      "8":"y x"
+      "8":"y x",
+      "8.1":"y x"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"a x #1",
@@ -9000,7 +9465,8 @@ module.exports={
       "4.1":"a x #1",
       "4.2-4.3":"a x #1",
       "4.4":"y",
-      "4.4.3":"y"
+      "4.4.3-4.4.4":"y",
+      "37":"y"
     },
     "bb":{
       "7":"a x #1",
@@ -9013,26 +9479,30 @@ module.exports={
       "11.5":"n",
       "12":"n",
       "12.1":"y",
-      "22":"y"
+      "24":"y"
     },
     "and_chr":{
-      "37":"y"
+      "38":"y"
     },
     "and_ff":{
       "32":"y"
     },
     "ie_mob":{
-      "10":"a x #2"
+      "10":"a x #2",
+      "11":"y"
+    },
+    "and_uc":{
+      "9.9":"a x #1"
     }
   },
   "notes":"Most partial support refers to supporting an [older version](http://www.w3.org/TR/2009/WD-css3-flexbox-20090723/) of the specification or an [older syntax](http://www.w3.org/TR/2012/WD-css3-flexbox-20120322/).",
   "notes_by_num":{
-    "1":"Only supports the [old flexbox](http://www.w3.org/TR/2009/WD-css3-flexbox-20090723) specification",
+    "1":"Only supports the [old flexbox](http://www.w3.org/TR/2009/WD-css3-flexbox-20090723) specification and does not support wrapping.",
     "2":"Only supports the [2012 syntax](http://www.w3.org/TR/2012/WD-css3-flexbox-20120322/)",
     "3":"Does not support flex-wrap or flex-flow properties"
   },
-  "usage_perc_y":70.79,
-  "usage_perc_a":12.34,
+  "usage_perc_y":76.33,
+  "usage_perc_a":12.12,
   "ucprefix":false,
   "parent":"",
   "keywords":"flex-box,flex-direction,flex-wrap,flex-flow,flex-grow,flex-basis",
@@ -9040,7 +9510,7 @@ module.exports={
   "chrome_id":"4837301406400512",
   "shown":true
 }
-},{}],70:[function(require,module,exports){
+},{}],71:[function(require,module,exports){
 module.exports={
   "title":"Font feature settings",
   "description":"Method of applying advanced typographic and language-specific font features to supported OpenType fonts.",
@@ -9114,9 +9584,10 @@ module.exports={
       "30":"y x",
       "31":"y x",
       "32":"y x",
-      "33":"y",
+      "33":"y x",
       "34":"y",
-      "35":"y"
+      "35":"y",
+      "36":"y"
     },
     "chrome":{
       "4":"n",
@@ -9155,7 +9626,9 @@ module.exports={
       "37":"y x",
       "38":"y x",
       "39":"y x",
-      "40":"y x"
+      "40":"y x",
+      "41":"y x",
+      "42":"y x"
     },
     "safari":{
       "3.1":"n",
@@ -9166,6 +9639,7 @@ module.exports={
       "6":"a",
       "6.1":"n",
       "7":"n",
+      "7.1":"n",
       "8":"n"
     },
     "opera":{
@@ -9191,7 +9665,8 @@ module.exports={
       "23":"y x",
       "24":"y x",
       "25":"y x",
-      "26":"y x"
+      "26":"y x",
+      "27":"y x"
     },
     "ios_saf":{
       "3.2":"a",
@@ -9200,10 +9675,11 @@ module.exports={
       "5.0-5.1":"a",
       "6.0-6.1":"a",
       "7.0-7.1":"n",
-      "8":"n"
+      "8":"n",
+      "8.1":"n"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"n",
@@ -9214,7 +9690,8 @@ module.exports={
       "4.1":"n",
       "4.2-4.3":"n",
       "4.4":"y x",
-      "4.4.3":"y x"
+      "4.4.3-4.4.4":"y x",
+      "37":"y x"
     },
     "bb":{
       "7":"n",
@@ -9227,24 +9704,28 @@ module.exports={
       "11.5":"n",
       "12":"n",
       "12.1":"n",
-      "22":"y x"
+      "24":"y x"
     },
     "and_chr":{
-      "37":"y x"
+      "38":"y x"
     },
     "and_ff":{
       "32":"y x"
     },
     "ie_mob":{
-      "10":"n"
+      "10":"n",
+      "11":"n"
+    },
+    "and_uc":{
+      "9.9":"y x"
     }
   },
   "notes":"Partial support in older Firefox versions refers to using an older syntax. Partial support in older Chrome versions refers to lacking support in Mac OS X. ",
   "notes_by_num":{
     
   },
-  "usage_perc_y":65.36,
-  "usage_perc_a":2.09,
+  "usage_perc_y":71.46,
+  "usage_perc_a":1.64,
   "ucprefix":false,
   "parent":"",
   "keywords":"font-feature,font-feature-settings,kern,kerning,font-variant-alternates,ligatures,font-variant-ligatures",
@@ -9252,7 +9733,7 @@ module.exports={
   "chrome_id":"",
   "shown":true
 }
-},{}],71:[function(require,module,exports){
+},{}],72:[function(require,module,exports){
 module.exports={
   "title":"Full Screen API",
   "description":"API for allowing content (like a video or canvas element) to take up the entire screen.",
@@ -9272,7 +9753,7 @@ module.exports={
       "title":"Mozilla hacks article"
     },
     {
-      "url":"http://docs.webplatform.org/wiki/dom/methods/requestFullscreen",
+      "url":"http://docs.webplatform.org/wiki/dom/Element/requestFullscreen",
       "title":"WebPlatform Docs"
     }
   ],
@@ -9282,6 +9763,15 @@ module.exports={
     },
     {
       "description":"IE 11 does not allow scrolling when document.documentElement is set to full screen."
+    },
+    {
+      "description":"IE 11 does not properly support fullscreen when opening from an iframe."
+    },
+    {
+      "description":"IE 11 doesn't allow going to fullscreen mode when the event that triggers `msRequestFullscreen()` is a `keydown` event (`keypress` does work)"
+    },
+    {
+      "description":"Opera 12.1 uses the older specificaton's `:fullscreen-ancestor` pseudo-class instead of the  the `::backdrop` pseudo-element."
     }
   ],
   "categories":[
@@ -9333,7 +9823,8 @@ module.exports={
       "32":"a x",
       "33":"a x",
       "34":"a x",
-      "35":"a x"
+      "35":"a x",
+      "36":"a x"
     },
     "chrome":{
       "4":"n",
@@ -9372,7 +9863,9 @@ module.exports={
       "37":"y x",
       "38":"y x",
       "39":"y x",
-      "40":"y x"
+      "40":"y x",
+      "41":"y x",
+      "42":"y x"
     },
     "safari":{
       "3.1":"n",
@@ -9383,6 +9876,7 @@ module.exports={
       "6":"y x",
       "6.1":"y x",
       "7":"y x",
+      "7.1":"y x",
       "8":"y x"
     },
     "opera":{
@@ -9408,7 +9902,8 @@ module.exports={
       "23":"y x",
       "24":"y x",
       "25":"y x",
-      "26":"y x"
+      "26":"y x",
+      "27":"y x"
     },
     "ios_saf":{
       "3.2":"n",
@@ -9417,10 +9912,11 @@ module.exports={
       "5.0-5.1":"n",
       "6.0-6.1":"n",
       "7.0-7.1":"n",
-      "8":"n"
+      "8":"n",
+      "8.1":"n"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"n",
@@ -9431,7 +9927,8 @@ module.exports={
       "4.1":"n",
       "4.2-4.3":"n",
       "4.4":"n",
-      "4.4.3":"n"
+      "4.4.3-4.4.4":"n",
+      "37":"n"
     },
     "bb":{
       "7":"n",
@@ -9444,24 +9941,28 @@ module.exports={
       "11.5":"n",
       "12":"n",
       "12.1":"n",
-      "22":"y x"
+      "24":"y x"
     },
     "and_chr":{
-      "37":"y x"
+      "38":"y x"
     },
     "and_ff":{
       "32":"a x"
     },
     "ie_mob":{
-      "10":"n"
+      "10":"n",
+      "11":"y x"
+    },
+    "and_uc":{
+      "9.9":"n"
     }
   },
   "notes":"Partial support refers to supporting an earlier draft of the spec.",
   "notes_by_num":{
     
   },
-  "usage_perc_y":51.5,
-  "usage_perc_a":13.9,
+  "usage_perc_y":54.02,
+  "usage_perc_a":13.03,
   "ucprefix":false,
   "parent":"",
   "keywords":"full-screen",
@@ -9469,7 +9970,7 @@ module.exports={
   "chrome_id":"5259513871466496",
   "shown":true
 }
-},{}],72:[function(require,module,exports){
+},{}],73:[function(require,module,exports){
 module.exports={
   "title":"Intrinsic & Extrinsic Sizing",
   "description":"Allows for the heights and widths to be specified in intrinsic values using the fill-available, max-content, min-content, and fit-content properties.",
@@ -9533,7 +10034,8 @@ module.exports={
       "32":"y x",
       "33":"y x",
       "34":"y x",
-      "35":"y x"
+      "35":"y x",
+      "36":"y x"
     },
     "chrome":{
       "4":"n",
@@ -9572,7 +10074,9 @@ module.exports={
       "37":"y x",
       "38":"y x",
       "39":"y x",
-      "40":"y x"
+      "40":"y x",
+      "41":"y x",
+      "42":"y x"
     },
     "safari":{
       "3.1":"n",
@@ -9583,6 +10087,7 @@ module.exports={
       "6":"n",
       "6.1":"y x",
       "7":"y x",
+      "7.1":"y x",
       "8":"y x"
     },
     "opera":{
@@ -9608,7 +10113,8 @@ module.exports={
       "23":"y x",
       "24":"y x",
       "25":"y x",
-      "26":"y x"
+      "26":"y x",
+      "27":"y x"
     },
     "ios_saf":{
       "3.2":"n",
@@ -9617,10 +10123,11 @@ module.exports={
       "5.0-5.1":"n",
       "6.0-6.1":"n",
       "7.0-7.1":"y x",
-      "8":"y x"
+      "8":"y x",
+      "8.1":"y x"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"n",
@@ -9631,7 +10138,8 @@ module.exports={
       "4.1":"n",
       "4.2-4.3":"n",
       "4.4":"y x",
-      "4.4.3":"y x"
+      "4.4.3-4.4.4":"y x",
+      "37":"y x"
     },
     "bb":{
       "7":"n",
@@ -9644,23 +10152,27 @@ module.exports={
       "11.5":"n",
       "12":"n",
       "12.1":"n",
-      "22":"y x"
+      "24":"y x"
     },
     "and_chr":{
-      "37":"y x"
+      "38":"y x"
     },
     "and_ff":{
       "32":"y x"
     },
     "ie_mob":{
-      "10":"n"
+      "10":"n",
+      "11":"n"
+    },
+    "and_uc":{
+      "9.9":"n"
     }
   },
   "notes":"Prefixes are on the values, not the property names (e.g. -webkit-min-content) Firefox currently supports the \"-moz-available\" property rather than \"-moz-fill-available\".",
   "notes_by_num":{
     
   },
-  "usage_perc_y":64.53,
+  "usage_perc_y":69.7,
   "usage_perc_a":0,
   "ucprefix":false,
   "parent":"",
@@ -9669,7 +10181,7 @@ module.exports={
   "chrome_id":"5901353784180736",
   "shown":true
 }
-},{}],73:[function(require,module,exports){
+},{}],74:[function(require,module,exports){
 module.exports={
   "title":"CSS3 Multiple column layout",
   "description":"Method of flowing information in multiple columns",
@@ -9677,7 +10189,7 @@ module.exports={
   "status":"cr",
   "links":[
     {
-      "url":"http://dev.opera.com/articles/view/css3-multi-column-layout/",
+      "url":"https://dev.opera.com/articles/view/css3-multi-column-layout/",
       "title":"Dev.Opera article"
     },
     {
@@ -9687,11 +10199,21 @@ module.exports={
     {
       "url":"http://docs.webplatform.org/wiki/css/properties/column-width",
       "title":"WebPlatform Docs"
+    },
+    {
+      "url":"https://github.com/BetleyWhitehorne/CSS3MultiColumn",
+      "title":"Polyfill"
     }
   ],
   "bugs":[
     {
-      "description":"In Firefox, the property column-span (or -moz-column-span) does not yet work. See the bug 616436 on Bugzilla: https://bugzilla.mozilla.org/show_bug.cgi?id=616436."
+      "description":"In Firefox, the property `column-span` (or `-moz-column-span`) does not yet work. See [the bug](https://bugzilla.mozilla.org/show_bug.cgi?id=616436)."
+    },
+    {
+      "description":"In Chrome, the `-webkit-column-count` directive does not yet work with print stylesheets. See the [following bug in Chromium](https://code.google.com/p/chromium/issues/detail?id=99358)."
+    },
+    {
+      "description":"Chrome is reported to incorrectly calculate the container height, and often breaks on margins, padding, and can display 1px of the next column at the bottom of the previous column."
     }
   ],
   "categories":[
@@ -9743,7 +10265,8 @@ module.exports={
       "32":"a x",
       "33":"a x",
       "34":"a x",
-      "35":"a x"
+      "35":"a x",
+      "36":"a x"
     },
     "chrome":{
       "4":"a x",
@@ -9782,7 +10305,9 @@ module.exports={
       "37":"a x",
       "38":"a x",
       "39":"a x",
-      "40":"a x"
+      "40":"a x",
+      "41":"a x",
+      "42":"a x"
     },
     "safari":{
       "3.1":"a x",
@@ -9793,6 +10318,7 @@ module.exports={
       "6":"a x",
       "6.1":"a x",
       "7":"a x",
+      "7.1":"a x",
       "8":"a x"
     },
     "opera":{
@@ -9818,7 +10344,8 @@ module.exports={
       "23":"a x",
       "24":"a x",
       "25":"a x",
-      "26":"a x"
+      "26":"a x",
+      "27":"a x"
     },
     "ios_saf":{
       "3.2":"a x",
@@ -9827,10 +10354,11 @@ module.exports={
       "5.0-5.1":"a x",
       "6.0-6.1":"a x",
       "7.0-7.1":"a x",
-      "8":"a x"
+      "8":"a x",
+      "8.1":"a x"
     },
     "op_mini":{
-      "5.0-7.0":"y"
+      "5.0-8.0":"y"
     },
     "android":{
       "2.1":"a x",
@@ -9841,7 +10369,8 @@ module.exports={
       "4.1":"a x",
       "4.2-4.3":"a x",
       "4.4":"a x",
-      "4.4.3":"a x"
+      "4.4.3-4.4.4":"a x",
+      "37":"a x"
     },
     "bb":{
       "7":"a x",
@@ -9854,24 +10383,28 @@ module.exports={
       "11.5":"y",
       "12":"y",
       "12.1":"y",
-      "22":"a x"
+      "24":"a x"
     },
     "and_chr":{
-      "37":"a x"
+      "38":"a x"
     },
     "and_ff":{
       "32":"a x"
     },
     "ie_mob":{
-      "10":"y"
+      "10":"y",
+      "11":"y"
+    },
+    "and_uc":{
+      "9.9":"a x"
     }
   },
-  "notes":"Partial support refers to not supporting the break-before, break-after, break-inside properties. Webkit browsers do have equivalent support for the non-standard -webkit-column-break-* properties.",
+  "notes":"Partial support refers to not supporting the `break-before`, `break-after`, `break-inside` properties. Webkit browsers do have equivalent support for the non-standard `-webkit-column-break-*` properties while Firefox supports `page-break-*` to accomplish the same result.",
   "notes_by_num":{
     
   },
-  "usage_perc_y":13.84,
-  "usage_perc_a":72.72,
+  "usage_perc_y":12.95,
+  "usage_perc_a":78.36,
   "ucprefix":false,
   "parent":"",
   "keywords":"column-count",
@@ -9879,7 +10412,7 @@ module.exports={
   "chrome_id":"6526151266664448",
   "shown":true
 }
-},{}],74:[function(require,module,exports){
+},{}],75:[function(require,module,exports){
 module.exports={
   "title":"Pointer events",
   "description":"This specification integrates various inputs from mice, touchscreens, and pens, making separate implementations no longer necessary and authoring for cross-device pointers easier. Not to be mistaken with the unrelated \"pointer-events\" CSS property.",
@@ -9952,7 +10485,8 @@ module.exports={
       "32":"p",
       "33":"p",
       "34":"p",
-      "35":"p"
+      "35":"p",
+      "36":"p"
     },
     "chrome":{
       "4":"n",
@@ -9991,7 +10525,9 @@ module.exports={
       "37":"p",
       "38":"p",
       "39":"p",
-      "40":"p"
+      "40":"p",
+      "41":"p",
+      "42":"p"
     },
     "safari":{
       "3.1":"n",
@@ -10002,6 +10538,7 @@ module.exports={
       "6":"n",
       "6.1":"u",
       "7":"u",
+      "7.1":"u",
       "8":"u"
     },
     "opera":{
@@ -10027,7 +10564,8 @@ module.exports={
       "23":"p",
       "24":"p",
       "25":"p",
-      "26":"p"
+      "26":"p",
+      "27":"p"
     },
     "ios_saf":{
       "3.2":"p",
@@ -10036,10 +10574,11 @@ module.exports={
       "5.0-5.1":"p",
       "6.0-6.1":"p",
       "7.0-7.1":"p",
-      "8":"p"
+      "8":"p",
+      "8.1":"p"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"p",
@@ -10050,7 +10589,8 @@ module.exports={
       "4.1":"p",
       "4.2-4.3":"p",
       "4.4":"p",
-      "4.4.3":"p"
+      "4.4.3-4.4.4":"p",
+      "37":"p"
     },
     "bb":{
       "7":"p",
@@ -10063,24 +10603,28 @@ module.exports={
       "11.5":"p",
       "12":"p",
       "12.1":"p",
-      "22":"p"
+      "24":"p"
     },
     "and_chr":{
-      "37":"p"
+      "38":"p"
     },
     "and_ff":{
       "32":"p"
     },
     "ie_mob":{
-      "10":"a x"
+      "10":"a x",
+      "11":"y"
+    },
+    "and_uc":{
+      "9.9":"p"
     }
   },
   "notes":"Partial support in IE10 refers the lack of pointerenter and pointerleave events. Firefox Nightly provides 'dom.w3c_pointer_events.enabled' option to support this specification starting with version 28.",
   "notes_by_num":{
     
   },
-  "usage_perc_y":7.23,
-  "usage_perc_a":2.84,
+  "usage_perc_y":7.4,
+  "usage_perc_a":2.48,
   "ucprefix":false,
   "parent":"",
   "keywords":"pointerdown,pointermove,pointerup,pointercancel,pointerover,pointerout,pointerenter,pointerleave",
@@ -10088,10 +10632,10 @@ module.exports={
   "chrome_id":"4504699138998272",
   "shown":true
 }
-},{}],75:[function(require,module,exports){
+},{}],76:[function(require,module,exports){
 module.exports={
   "title":"text-decoration styling",
-  "description":"Method of defining the type, style and color of lines in the text-decoration property.",
+  "description":"Method of defining the type, style and color of lines in the text-decoration property. These can be defined as shorthand (e.g. `text-decoration: line-through dashed blue`) or as single properties (e.g. `text-decoration-color: blue`)",
   "spec":"http://www.w3.org/TR/css-text-decor-3/#line-decoration",
   "status":"cr",
   "links":[
@@ -10160,7 +10704,8 @@ module.exports={
       "32":"y x",
       "33":"y x",
       "34":"y x",
-      "35":"y x"
+      "35":"y x",
+      "36":"y"
     },
     "chrome":{
       "4":"n",
@@ -10199,7 +10744,9 @@ module.exports={
       "37":"n x d #1",
       "38":"n x d #1",
       "39":"n x d #1",
-      "40":"n x d #1"
+      "40":"n x d #1",
+      "41":"n x d #1",
+      "42":"n x d #1"
     },
     "safari":{
       "3.1":"n",
@@ -10210,7 +10757,8 @@ module.exports={
       "6":"n",
       "6.1":"n",
       "7":"n",
-      "8":"u"
+      "7.1":"a x #2",
+      "8":"a x #2"
     },
     "opera":{
       "9":"n",
@@ -10235,7 +10783,8 @@ module.exports={
       "23":"n",
       "24":"n",
       "25":"n",
-      "26":"n"
+      "26":"n",
+      "27":"n"
     },
     "ios_saf":{
       "3.2":"n",
@@ -10244,10 +10793,11 @@ module.exports={
       "5.0-5.1":"n",
       "6.0-6.1":"n",
       "7.0-7.1":"n",
-      "8":"a x #2"
+      "8":"a x #2",
+      "8.1":"a x #2"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"n",
@@ -10258,7 +10808,8 @@ module.exports={
       "4.1":"n",
       "4.2-4.3":"n",
       "4.4":"n",
-      "4.4.3":"n"
+      "4.4.3-4.4.4":"n",
+      "37":"n"
     },
     "bb":{
       "7":"n",
@@ -10271,25 +10822,29 @@ module.exports={
       "11.5":"n",
       "12":"n",
       "12.1":"n",
-      "22":"n"
+      "24":"n"
     },
     "and_chr":{
-      "37":"n"
+      "38":"n"
     },
     "and_ff":{
       "32":"y x"
     },
     "ie_mob":{
-      "10":"n"
+      "10":"n",
+      "11":"n"
+    },
+    "and_uc":{
+      "9.9":"n"
     }
   },
-  "notes":"",
+  "notes":"All browsers support the CSS2 version of `text-decoration`, which matches only the `text-decoration-line` values (`underline`, etc.)",
   "notes_by_num":{
     "1":"Enabled in Chrome through the \"experimental Web Platform features\" flag in chrome://flags",
-    "2":"Partial support in iOS 8 refers to not supporting the text-decoration-style property."
+    "2":"Partial support in Safari refers to not supporting the text-decoration-style property."
   },
-  "usage_perc_y":13.26,
-  "usage_perc_a":0,
+  "usage_perc_y":12.5,
+  "usage_perc_a":5.38,
   "ucprefix":false,
   "parent":"",
   "keywords":"text-decoration-line,text-decoration-style,text-decoration-color",
@@ -10297,7 +10852,7 @@ module.exports={
   "chrome_id":"",
   "shown":true
 }
-},{}],76:[function(require,module,exports){
+},{}],77:[function(require,module,exports){
 module.exports={
   "title":"CSS text-size-adjust",
   "description":"On mobile devices, the text-size-adjust CSS property allows Web authors to control if and how the text-inflating algorithm is applied to the textual content of the element it is applied to.",
@@ -10366,7 +10921,8 @@ module.exports={
       "32":"n",
       "33":"n",
       "34":"n",
-      "35":"n"
+      "35":"n",
+      "36":"n"
     },
     "chrome":{
       "4":"n",
@@ -10405,7 +10961,9 @@ module.exports={
       "37":"n",
       "38":"n",
       "39":"n",
-      "40":"n"
+      "40":"n",
+      "41":"n",
+      "42":"n"
     },
     "safari":{
       "3.1":"n",
@@ -10416,6 +10974,7 @@ module.exports={
       "6":"n",
       "6.1":"n",
       "7":"n",
+      "7.1":"n",
       "8":"n"
     },
     "opera":{
@@ -10441,7 +11000,8 @@ module.exports={
       "23":"n",
       "24":"n",
       "25":"n",
-      "26":"n"
+      "26":"n",
+      "27":"n"
     },
     "ios_saf":{
       "3.2":"n",
@@ -10450,10 +11010,11 @@ module.exports={
       "5.0-5.1":"y x",
       "6.0-6.1":"y x",
       "7.0-7.1":"y x",
-      "8":"y x"
+      "8":"y x",
+      "8.1":"y x"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"n",
@@ -10464,7 +11025,8 @@ module.exports={
       "4.1":"n",
       "4.2-4.3":"n",
       "4.4":"n",
-      "4.4.3":"n"
+      "4.4.3-4.4.4":"n",
+      "37":"n"
     },
     "bb":{
       "7":"n",
@@ -10477,23 +11039,27 @@ module.exports={
       "11.5":"n",
       "12":"n",
       "12.1":"n",
-      "22":"n"
+      "24":"n"
     },
     "and_chr":{
-      "37":"n"
+      "38":"n"
     },
     "and_ff":{
       "32":"y x"
     },
     "ie_mob":{
-      "10":"y x"
+      "10":"y x",
+      "11":"y x"
+    },
+    "and_uc":{
+      "9.9":"y x"
     }
   },
   "notes":"",
   "notes_by_num":{
     
   },
-  "usage_perc_y":7.5,
+  "usage_perc_y":11.71,
   "usage_perc_a":0,
   "ucprefix":false,
   "parent":"",
@@ -10502,7 +11068,7 @@ module.exports={
   "chrome_id":"",
   "shown":true
 }
-},{}],77:[function(require,module,exports){
+},{}],78:[function(require,module,exports){
 module.exports={
   "title":"CSS3 Transforms",
   "description":"Method of transforming an element including rotating, scaling, etc.",
@@ -10598,7 +11164,8 @@ module.exports={
       "32":"y",
       "33":"y",
       "34":"y",
-      "35":"y"
+      "35":"y",
+      "36":"y"
     },
     "chrome":{
       "4":"y x",
@@ -10637,7 +11204,9 @@ module.exports={
       "37":"y",
       "38":"y",
       "39":"y",
-      "40":"y"
+      "40":"y",
+      "41":"y",
+      "42":"y"
     },
     "safari":{
       "3.1":"y x",
@@ -10648,6 +11217,7 @@ module.exports={
       "6":"y x",
       "6.1":"y x",
       "7":"y x",
+      "7.1":"y x",
       "8":"y x"
     },
     "opera":{
@@ -10673,7 +11243,8 @@ module.exports={
       "23":"y",
       "24":"y",
       "25":"y",
-      "26":"y"
+      "26":"y",
+      "27":"y"
     },
     "ios_saf":{
       "3.2":"y x",
@@ -10682,10 +11253,11 @@ module.exports={
       "5.0-5.1":"y x",
       "6.0-6.1":"y x",
       "7.0-7.1":"y x",
-      "8":"y x"
+      "8":"y x",
+      "8.1":"y x"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"y x",
@@ -10696,7 +11268,8 @@ module.exports={
       "4.1":"y x",
       "4.2-4.3":"y x",
       "4.4":"y x",
-      "4.4.3":"y x"
+      "4.4.3-4.4.4":"y x",
+      "37":"y"
     },
     "bb":{
       "7":"y x",
@@ -10709,23 +11282,27 @@ module.exports={
       "11.5":"y",
       "12":"y",
       "12.1":"y",
-      "22":"y x"
+      "24":"y"
     },
     "and_chr":{
-      "37":"y"
+      "38":"y"
     },
     "and_ff":{
       "32":"y"
     },
     "ie_mob":{
-      "10":"y"
+      "10":"y",
+      "11":"y"
+    },
+    "and_uc":{
+      "9.9":"y x"
     }
   },
   "notes":"The scale transform can be emulated in IE < 9 using Microsoft's \"zoom\" extension, others are (not easily) possible using the MS Matrix filter",
   "notes_by_num":{
     
   },
-  "usage_perc_y":85.63,
+  "usage_perc_y":90.59,
   "usage_perc_a":0,
   "ucprefix":false,
   "parent":"",
@@ -10734,10 +11311,10 @@ module.exports={
   "chrome_id":"6437640580628480",
   "shown":true
 }
-},{}],78:[function(require,module,exports){
+},{}],79:[function(require,module,exports){
 module.exports={
   "title":"CSS3 3D Transforms",
-  "description":"Method of transforming an element in the third dimension",
+  "description":"Method of transforming an element in the third dimension using the `transform` property. Includes support for the `perspective` property to set the perspective in z-space and the `backface-visibility` property to toggle display of the reverse side of a 3D-transformed element.",
   "spec":"http://www.w3.org/TR/css3-3d-transforms/",
   "status":"wd",
   "links":[
@@ -10760,11 +11337,15 @@ module.exports={
     {
       "url":"http://docs.webplatform.org/wiki/css/transforms/transform",
       "title":"WebPlatform Docs"
+    },
+    {
+      "url":"http://desandro.github.io/3dtransforms/",
+      "title":"Intro to CSS 3D transforms"
     }
   ],
   "bugs":[
     {
-      "description":"Some configurations of Linux (those without WebGL support) have trouble with 3D transforms and will treat them as if \"perspective\" was set as \"none\" using Chrome."
+      "description":"Some configurations of Linux and older Windows machines (those without WebGL support) have trouble with 3D transforms and will treat them as if `perspective` was set as `none`."
     },
     {
       "description":"Firefox on Windows [incorrectly renders plugin content within no-op 3D transforms](https://bugzilla.mozilla.org/show_bug.cgi?id=1048279)."
@@ -10819,7 +11400,8 @@ module.exports={
       "32":"y",
       "33":"y",
       "34":"y",
-      "35":"y"
+      "35":"y",
+      "36":"y"
     },
     "chrome":{
       "4":"n",
@@ -10858,7 +11440,9 @@ module.exports={
       "37":"y",
       "38":"y",
       "39":"y",
-      "40":"y"
+      "40":"y",
+      "41":"y",
+      "42":"y"
     },
     "safari":{
       "3.1":"n",
@@ -10869,6 +11453,7 @@ module.exports={
       "6":"y x",
       "6.1":"y x",
       "7":"y x",
+      "7.1":"y x",
       "8":"y x"
     },
     "opera":{
@@ -10894,7 +11479,8 @@ module.exports={
       "23":"y",
       "24":"y",
       "25":"y",
-      "26":"y"
+      "26":"y",
+      "27":"y"
     },
     "ios_saf":{
       "3.2":"y x",
@@ -10903,10 +11489,11 @@ module.exports={
       "5.0-5.1":"y x",
       "6.0-6.1":"y x",
       "7.0-7.1":"y x",
-      "8":"y x"
+      "8":"y x",
+      "8.1":"y x"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"n",
@@ -10917,7 +11504,8 @@ module.exports={
       "4.1":"y x",
       "4.2-4.3":"y x",
       "4.4":"y x",
-      "4.4.3":"y x"
+      "4.4.3-4.4.4":"y x",
+      "37":"y"
     },
     "bb":{
       "7":"y x",
@@ -10930,32 +11518,36 @@ module.exports={
       "11.5":"n",
       "12":"n",
       "12.1":"n",
-      "22":"y x"
+      "24":"y"
     },
     "and_chr":{
-      "37":"y x"
+      "38":"y"
     },
     "and_ff":{
       "32":"y"
     },
     "ie_mob":{
-      "10":"a"
+      "10":"a",
+      "11":"a"
+    },
+    "and_uc":{
+      "9.9":"y x"
     }
   },
   "notes":"Partial support in IE refers to not supporting [the transform-style: preserve-3d property](http://msdn.microsoft.com/en-us/library/ie/hh673529%28v=vs.85%29.aspx#the_ms_transform_style_property). This prevents nesting 3D transformed elements.",
   "notes_by_num":{
     
   },
-  "usage_perc_y":71.13,
-  "usage_perc_a":10.07,
+  "usage_perc_y":77.64,
+  "usage_perc_a":9.87,
   "ucprefix":false,
   "parent":"",
-  "keywords":"css 3d,3dtransforms,translate3d,transform3d",
+  "keywords":"css 3d,3dtransforms,translate3d,backface visibility,perspective",
   "ie_id":"transforms,csstransformspreserve3d",
   "chrome_id":"6437640580628480",
   "shown":true
 }
-},{}],79:[function(require,module,exports){
+},{}],80:[function(require,module,exports){
 module.exports={
   "title":"CSS user-select: none",
   "description":"Method of preventing text/element selection using CSS. ",
@@ -11027,7 +11619,8 @@ module.exports={
       "32":"y x",
       "33":"y x",
       "34":"y x",
-      "35":"y x"
+      "35":"y x",
+      "36":"y x"
     },
     "chrome":{
       "4":"u",
@@ -11066,7 +11659,9 @@ module.exports={
       "37":"y x",
       "38":"y x",
       "39":"y x",
-      "40":"y x"
+      "40":"y x",
+      "41":"y x",
+      "42":"y x"
     },
     "safari":{
       "3.1":"y x",
@@ -11077,6 +11672,7 @@ module.exports={
       "6":"y x",
       "6.1":"y x",
       "7":"y x",
+      "7.1":"y x",
       "8":"y x"
     },
     "opera":{
@@ -11102,7 +11698,8 @@ module.exports={
       "23":"y x",
       "24":"y x",
       "25":"y x",
-      "26":"y x"
+      "26":"y x",
+      "27":"y x"
     },
     "ios_saf":{
       "3.2":"y x",
@@ -11111,10 +11708,11 @@ module.exports={
       "5.0-5.1":"y x",
       "6.0-6.1":"y x",
       "7.0-7.1":"y x",
-      "8":"y x"
+      "8":"y x",
+      "8.1":"y x"
     },
     "op_mini":{
-      "5.0-7.0":"n"
+      "5.0-8.0":"n"
     },
     "android":{
       "2.1":"y x",
@@ -11125,7 +11723,8 @@ module.exports={
       "4.1":"y x",
       "4.2-4.3":"y x",
       "4.4":"y x",
-      "4.4.3":"y x"
+      "4.4.3-4.4.4":"y x",
+      "37":"y x"
     },
     "bb":{
       "7":"y x",
@@ -11138,23 +11737,27 @@ module.exports={
       "11.5":"n",
       "12":"n",
       "12.1":"n",
-      "22":"y x"
+      "24":"y x"
     },
     "and_chr":{
-      "37":"y x"
+      "38":"y x"
     },
     "and_ff":{
       "32":"y x"
     },
     "ie_mob":{
-      "10":"y x"
+      "10":"y x",
+      "11":"y x"
+    },
+    "and_uc":{
+      "9.9":"y x"
     }
   },
   "notes":"Currently the user-select property does not appear in any W3C specification. Support information here is only for \"none\" value, not others.",
   "notes_by_num":{
     
   },
-  "usage_perc_y":82.76,
+  "usage_perc_y":88.21,
   "usage_perc_a":0,
   "ucprefix":false,
   "parent":"",
@@ -11163,1739 +11766,2138 @@ module.exports={
   "chrome_id":"",
   "shown":true
 }
-},{}],80:[function(require,module,exports){
-var Container = require('./container');
-
-// CSS at-rule like “this.keyframes name { }”.
-//
-// Can contain declarations (like this.font-face or this.page) ot another rules.
-var AtRule = (function(super$0){"use strict";var DP$0 = Object.defineProperty;var MIXIN$0 = function(t,s){for(var p in s){if(s.hasOwnProperty(p)){DP$0(t,p,Object.getOwnPropertyDescriptor(s,p));}}return t};MIXIN$0(AtRule, super$0);var $proto$0={};
-    function AtRule(defaults) {
-        this.type = 'atrule';
-        super$0.call(this, defaults);
-    }AtRule.prototype = Object.create(super$0.prototype, {"constructor": {"value": AtRule, "configurable": true, "writable": true} });try{DP$0(AtRule, "prototype", {"configurable": false, "enumerable": false, "writable": false});}catch(e){}
+},{}],81:[function(require,module,exports){
+"use strict";
 
-    // Different style for this.encoding and this.page at-rules.
-    $proto$0.styleType = function() {
-        return this.type + ((this.rules || this.decls) ? '-body' : '-bodiless');
-    };
+var _classProps = function (child, staticProps, instanceProps) {
+  if (staticProps) Object.defineProperties(child, staticProps);
+  if (instanceProps) Object.defineProperties(child.prototype, instanceProps);
+};
 
-    $proto$0.defaultStyle = function(type) {
-        if ( type == 'atrule-body' ) {
-            return { between: ' ', after: this.defaultAfter() };
-        } else {
-            return { between: '' };
-        }
-    };
+var _extends = function (child, parent) {
+  child.prototype = Object.create(parent.prototype, {
+    constructor: {
+      value: child,
+      enumerable: false,
+      writable: true,
+      configurable: true
+    }
+  });
+  child.__proto__ = parent;
+};
 
-    // Load into at-rule mixin for selected content type
-    $proto$0.addMixin = function(type) {
-        var mixin = type == 'rules' ? Container.WithRules : Container.WithDecls;
-        if ( !mixin ) return;
+var Container = require("./container");
 
-        for ( var name in mixin.prototype ) {
-            if ( name == 'constructor' ) continue;
-            var value = mixin.prototype[name];
+var AtRule = (function (Container) {
+  var AtRule = function AtRule(defaults) {
+    this.type = "atrule";
+    Container.call(this, defaults);
+  };
 
-            var container = Container.prototype[name] == value;
-            var detector  = name == 'append' || name == 'prepend';
-            if ( container && !detector ) continue;
+  _extends(AtRule, Container);
 
-            this[name] = value;
-        }
-        mixin.apply(this);
-    };
+  _classProps(AtRule, null, {
+    stringify: {
+      writable: true,
 
-    // Stringify at-rule
-    $proto$0.stringify = function(builder, last) {
-        var style = this.style();
 
-        var name   = '@' + this.name;
-        var params = this.params ? this.stringifyRaw('params') : '';
+      // Stringify at-rule
+      value: function (builder, semicolon) {
+        var name = "@" + this.name;
+        var params = this.params ? this.stringifyRaw("params") : "";
 
-        if ( typeof(this.afterName) != 'undefined' ) {
-            name += this.afterName;
-        } else if ( params ) {
-            name += ' ';
+        if (typeof (this.afterName) != "undefined") {
+          name += this.afterName;
+        } else if (params) {
+          name += " ";
         }
 
-        if ( this.rules || this.decls ) {
-            this.stringifyBlock(builder, name + params + style.between + '{');
-
+        if (this.childs) {
+          this.stringifyBlock(builder, name + params);
         } else {
-            if ( this.before ) builder(this.before);
-            var semicolon = (!last || this.semicolon) ? ';' : '';
-            builder(name + params + style.between + semicolon, this);
+          var before = this.style("beforeRule");
+          if (before) builder(before);
+          var end = (this.between || "") + (semicolon ? ";" : "");
+          builder(name + params + end, this);
         }
-    };
+      }
+    },
+    append: {
+      writable: true,
 
-    // Hack to detect container type by child type
-    $proto$0.append = function(child) {
-        var mixin = child.type == 'decl' ? 'decls' : 'rules';
-        this.addMixin(mixin);
-        return this.append(child);
-    };
 
-    // Hack to detect container type by child type
-    $proto$0.prepend = function(child) {
-        var mixin = child.type == 'decl' ? 'decls' : 'rules';
-        this.addMixin(mixin);
-        return this.prepend(child);
-    };
-MIXIN$0(AtRule.prototype,$proto$0);$proto$0=void 0;return AtRule;})(Container);
+      // Hack to mark, that at-rule contains childs
+      value: function (child) {
+        if (!this.childs) this.childs = [];
+        return Container.prototype.append.call(this, child);
+      }
+    },
+    prepend: {
+      writable: true,
+
+
+      // Hack to mark, that at-rule contains childs
+      value: function (child) {
+        if (!this.childs) this.childs = [];
+        return Container.prototype.prepend.call(this, child);
+      }
+    },
+    insertBefore: {
+      writable: true,
+
+
+      // Hack to mark, that at-rule contains childs
+      value: function (exist, add) {
+        if (!this.childs) this.childs = [];
+        return Container.prototype.insertBefore.call(this, exist, add);
+      }
+    },
+    insertAfter: {
+      writable: true,
+
+
+      // Hack to mark, that at-rule contains childs
+      value: function (exist, add) {
+        if (!this.childs) this.childs = [];
+        return Container.prototype.insertAfter.call(this, exist, add);
+      }
+    }
+  });
+
+  return AtRule;
+})(Container);
 
 module.exports = AtRule;
+},{"./container":83}],82:[function(require,module,exports){
+"use strict";
+
+var _classProps = function (child, staticProps, instanceProps) {
+  if (staticProps) Object.defineProperties(child, staticProps);
+  if (instanceProps) Object.defineProperties(child.prototype, instanceProps);
+};
+
+var _extends = function (child, parent) {
+  child.prototype = Object.create(parent.prototype, {
+    constructor: {
+      value: child,
+      enumerable: false,
+      writable: true,
+      configurable: true
+    }
+  });
+  child.__proto__ = parent;
+};
 
-},{"./container":82}],81:[function(require,module,exports){
-var Node = require('./node');
+var Node = require("./node");
 
-// CSS comment between declarations or rules
-var Comment = (function(super$0){"use strict";var DP$0 = Object.defineProperty;var MIXIN$0 = function(t,s){for(var p in s){if(s.hasOwnProperty(p)){DP$0(t,p,Object.getOwnPropertyDescriptor(s,p));}}return t};MIXIN$0(Comment, super$0);var $proto$0={};
-    function Comment(defaults) {
-        this.type = 'comment';
-        super$0.call(this, defaults);
-    }Comment.prototype = Object.create(super$0.prototype, {"constructor": {"value": Comment, "configurable": true, "writable": true} });try{DP$0(Comment, "prototype", {"configurable": false, "enumerable": false, "writable": false});}catch(e){}
+var Comment = (function (Node) {
+  var Comment = function Comment(defaults) {
+    this.type = "comment";
+    Node.call(this, defaults);
+  };
 
-    // Default spaces for new node
-    $proto$0.defaultStyle = function() {
-       return { left: ' ', right: ' ' };
-    };
+  _extends(Comment, Node);
 
-    // Stringify declaration
-    $proto$0.stringify = function(builder) {
-        var style = this.style();
-        if ( this.before ) builder(this.before);
-        builder('/*' + style.left + this.text + style.right + '*/', this);
-    };
-MIXIN$0(Comment.prototype,$proto$0);$proto$0=void 0;return Comment;})(Node);
+  _classProps(Comment, null, {
+    styleMap: {
+      writable: true,
+      value: function () {
+        return {
+          commentLeft: this.left,
+          commentRight: this.right
+        };
+      }
+    },
+    stringify: {
+      writable: true,
+
+
+      // Stringify declaration
+      value: function (builder) {
+        if (this.before) builder(this.before);
+        var left = this.style("commentLeft");
+        var right = this.style("commentRight");
+        builder("/*" + left + this.text + right + "*/", this);
+      }
+    }
+  });
+
+  return Comment;
+})(Node);
 
 module.exports = Comment;
+},{"./node":89}],83:[function(require,module,exports){
+"use strict";
 
-},{"./node":87}],82:[function(require,module,exports){
-var DP$0 = Object.defineProperty;var MIXIN$0 = function(t,s){for(var p in s){if(s.hasOwnProperty(p)){DP$0(t,p,Object.getOwnPropertyDescriptor(s,p));}}return t};var Node        = require('./node');
-var Declaration = require('./declaration');
+var _classProps = function (child, staticProps, instanceProps) {
+  if (staticProps) Object.defineProperties(child, staticProps);
+  if (instanceProps) Object.defineProperties(child.prototype, instanceProps);
+};
 
-// CSS node, that contain another nodes (like at-rules or rules with selectors)
-var Container = (function(super$0){"use strict";function Container() {super$0.apply(this, arguments)}MIXIN$0(Container, super$0);Container.prototype = Object.create(super$0.prototype, {"constructor": {"value": Container, "configurable": true, "writable": true}, first: {"get": first$get$0, "configurable": true, "enumerable": true}, last: {"get": last$get$0, "configurable": true, "enumerable": true}, list: {"get": list$get$0, "configurable": true, "enumerable": true} });try{DP$0(Container, "prototype", {"configurable": false, "enumerable": false, "writable": false});}catch(e){}var $proto$0={};var S_ITER$0 = typeof Symbol!=='undefined'&&Symbol&&Symbol.iterator||'@@iterator';var S_MARK$0 = typeof Symbol!=='undefined'&&Symbol&&Symbol["__setObjectSetter__"];function GET_ITER$0(v){if(v){if(Array.isArray(v))return 0;var f;if(S_MARK$0)S_MARK$0(v);if(typeof v==='object'&&typeof (f=v[S_ITER$0])==='function'){if(S_MARK$0)S_MARK$0(void 0);return f.call(v);}if(S_MARK$0)S_MARK$0(void 0);if((v+'')==='[object Generator]')return v;}throw new Error(v+' is not iterable')};
-    // Stringify container childs
-    $proto$0.stringifyContent = function(builder) {
-        if ( !this.rules && !this.decls ) return;
+var _extends = function (child, parent) {
+  child.prototype = Object.create(parent.prototype, {
+    constructor: {
+      value: child,
+      enumerable: false,
+      writable: true,
+      configurable: true
+    }
+  });
+  child.__proto__ = parent;
+};
 
-        var i, last = this.list.length - 1;
-        if ( this.rules ) {
-            for ( i = 0; i < this.rules.length; i++ ) {
-                this.rules[i].stringify(builder, last == i);
-            }
+var Node = require("./node");
+var Declaration = require("./declaration");
 
-        } else if ( this.decls ) {
-            for ( i = 0; i < this.decls.length; i++ ) {
-                this.decls[i].stringify(builder, last != i || this.semicolon);
-            }
-        }
-    };
+var Container = (function (Node) {
+  var Container = function Container() {
+    Node.apply(this, arguments);
+  };
+
+  _extends(Container, Node);
 
-    // Generate default spaces before }
-    $proto$0.defaultAfter = function() {
-        if ( this.list.length === 0 ) {
-            return '';
+  _classProps(Container, null, {
+    styleMap: {
+      writable: true,
+      value: function () {
+        var style = {
+          beforeRule: this.before,
+          beforeOpen: this.between
+        };
+        if (this.childs && this.childs.length) {
+          style.beforeClose = this.after;
         } else {
-            var last = this.list[0].before;
-            if ( typeof(last) != 'undefined' && last.indexOf("\n") == -1 ) {
-                return this.list[0].before;
-            } else {
-                return "\n";
-            }
+          style.emptyBody = this.after;
         }
-    };
+        return style;
+      }
+    },
+    stringifyContent: {
+      writable: true,
 
-    // Stringify node with start (for example, selector) and brackets block
-    // with child inside
-    $proto$0.stringifyBlock = function(builder, start) {
-        var style = this.style();
 
-        if ( this.before ) builder(this.before);
-        builder(start, this, 'start');
+      // Stringify container childs
+      value: function (builder) {
+        if (!this.childs) return;
 
-        this.stringifyContent(builder);
+        var i, last = this.childs.length - 1;
+        while (last > 0) {
+          if (this.childs[last].type != "comment") break;
+          last -= 1;
+        }
 
-        if ( style.after ) builder(style.after);
-        builder('}', this, 'end');
-    };
+        for (i = 0; i < this.childs.length; i++) {
+          this.childs[i].stringify(builder, last != i || this.semicolon);
+        }
+      }
+    },
+    stringifyBlock: {
+      writable: true,
+
+
+      // Stringify node with start (for example, selector) and brackets block
+      // with child inside
+      value: function (builder, start) {
+        var before = this.style("beforeRule");
+        if (before) builder(before);
+        builder(start + this.style("beforeOpen") + "{", this, "start");
 
-    // Add child to end of list without any checks.
-    // Please, use `append()` method, `push()` is mostly for parser.
-    $proto$0.push = function(child) {
+        var after;
+        if (this.childs && this.childs.length) {
+          this.stringifyContent(builder);
+          after = this.style("beforeClose");
+        } else {
+          after = this.style("emptyBody");
+        }
+
+        if (after) builder(after);
+        builder("}", this, "end");
+      }
+    },
+    push: {
+      writable: true,
+
+
+      // Add child to end of list without any checks.
+      // Please, use `append()` method, `push()` is mostly for parser.
+      value: function (child) {
         child.parent = this;
-        this.list.push(child);
+        this.childs.push(child);
         return this;
-    };
-
-    // Execute `callback` on every child element. First arguments will be child
-    // node, second will be index.
-    //
-    //   css.each( (rule, i) => {
-    //       console.log(rule.type + ' at ' + i);
-    //   });
-    //
-    // It is safe for add and remove elements to list while iterating:
-    //
-    //  css.each( (rule) => {
-    //      css.insertBefore( rule, addPrefix(rule) );
-    //      # On next iteration will be next rule, regardless of that
-    //      # list size was increased
-    //  });
-    $proto$0.each = function(callback) {
-        if ( !this.lastEach ) this.lastEach = 0;
-        if ( !this.indexes )  this.indexes = { };
+      }
+    },
+    each: {
+      writable: true,
+
+
+      // Execute `callback` on every child element. First arguments will be child
+      // node, second will be index.
+      //
+      //   css.each( (rule, i) => {
+      //       console.log(rule.type + ' at ' + i);
+      //   });
+      //
+      // It is safe for add and remove elements to list while iterating:
+      //
+      //  css.each( (rule) => {
+      //      css.insertBefore( rule, addPrefix(rule) );
+      //      # On next iteration will be next rule, regardless of that
+      //      # list size was increased
+      //  });
+      value: function (callback) {
+        if (!this.lastEach) this.lastEach = 0;
+        if (!this.indexes) this.indexes = {};
 
         this.lastEach += 1;
         var id = this.lastEach;
         this.indexes[id] = 0;
 
-        var list = this.list;
-        if ( !list ) return;
+        if (!this.childs) return;
 
         var index, result;
-        while ( this.indexes[id] < list.length ) {
-
-          index  = this.indexes[id];
-          result = callback(list[index], index);
-          if ( result === false ) break;
+        while (this.indexes[id] < this.childs.length) {
+          index = this.indexes[id];
+          result = callback(this.childs[index], index);
+          if (result === false) break;
 
           this.indexes[id] += 1;
         }
 
         delete this.indexes[id];
 
-        if ( result === false ) return false;
-    };
+        if (result === false) return false;
+      }
+    },
+    eachInside: {
+      writable: true,
+
+
+      // Execute callback on every child in all rules inside.
+      //
+      // First argument will be child node, second will be index inside parent.
+      //
+      //   css.eachInside( (node, i) => {
+      //       console.log(node.type + ' at ' + i);
+      //   });
+      //
+      // Also as `each` it is safe of insert/remove nodes inside iterating.
+      value: function (callback) {
+        return this.each(function (child, i) {
+          var result = callback(child, i);
+
+          if (result !== false && child.eachInside) {
+            result = child.eachInside(callback);
+          }
 
-    // Execute callback on every child in all rules inside.
-    //
-    // First argument will be child node, second will be index inside parent.
-    //
-    //   css.eachInside( (node, i) => {
-    //       console.log(node.type + ' at ' + i);
-    //   });
-    //
-    // Also as `each` it is safe of insert/remove nodes inside iterating.
-    $proto$0.eachInside = function(callback) {
-        return this.each( function(child, i)  {
+          if (result === false) return result;
+        });
+      }
+    },
+    eachDecl: {
+      writable: true,
+
+
+      // Execute callback on every declaration in all rules inside.
+      // It will goes inside at-rules recursivelly.
+      //
+      // First argument will be declaration node, second will be index inside
+      // parent rule.
+      //
+      //   css.eachDecl( (decl, i) => {
+      //       console.log(decl.prop + ' in ' + decl.parent.selector + ':' + i);
+      //   });
+      //
+      // Also as `each` it is safe of insert/remove nodes inside iterating.
+      value: function (callback) {
+        return this.eachInside(function (child, i) {
+          if (child.type == "decl") {
             var result = callback(child, i);
-
-            if ( result !== false && child.eachInside ) {
-                result = child.eachInside(callback);
-            }
-
-            if ( result === false ) return result;
+            if (result === false) return result;
+          }
         });
-    };
-
-    // Execute callback on every declaration in all rules inside.
-    // It will goes inside at-rules recursivelly.
-    //
-    // First argument will be declaration node, second will be index inside
-    // parent rule.
-    //
-    //   css.eachDecl( (decl, i) => {
-    //       console.log(decl.prop + ' in ' + decl.parent.selector + ':' + i);
-    //   });
-    //
-    // Also as `each` it is safe of insert/remove nodes inside iterating.
-    $proto$0.eachDecl = function(callback) {
-        // Different realization will be inside subclasses
-    };
-
-    // Execute callback on every block comment (only between rules
-    // and declarations, not inside selectors and values) in all rules inside.
-    //
-    // First argument will be comment node, second will be index inside
-    // parent rule.
-    //
-    //   css.eachComment( (comment, i) => {
-    //       console.log(comment.content + ' at ' + i);
-    //   });
-    //
-    // Also as `each` it is safe of insert/remove nodes inside iterating.
-    $proto$0.eachComment = function(callback) {
-        return this.eachInside( function(child, i)  {
-            if ( child.type == 'comment' ) {
-                var result = callback(child, i);
-                if ( result === false ) return result;
-            }
+      }
+    },
+    eachRule: {
+      writable: true,
+
+
+      // Execute `callback` on every rule in conatiner and inside child at-rules.
+      //
+      // First argument will be rule node, second will be index inside parent.
+      //
+      //   css.eachRule( (rule, i) => {
+      //       if ( parent.type == 'atrule' ) {
+      //           console.log(rule.selector + ' in ' + rule.parent.name);
+      //       } else {
+      //           console.log(rule.selector + ' at ' + i);
+      //       }
+      //   });
+      value: function (callback) {
+        return this.eachInside(function (child, i) {
+          if (child.type == "rule") {
+            var result = callback(child, i);
+            if (result === false) return result;
+          }
         });
-    };
-
-    // Add child to container.
-    //
-    //   css.append(rule);
-    //
-    // You can add declaration by hash:
-    //
-    //   rule.append({ prop: 'color', value: 'black' });
-    $proto$0.append = function(child) {var $D$0;var $D$1;var $D$2;
-        var childs = this.normalize(child, this.list[this.list.length - 1]);
-        $D$0 = GET_ITER$0(childs);$D$2 = $D$0 === 0;$D$1 = ($D$2 ? childs.length : void 0);for ( child ;$D$2 ? ($D$0 < $D$1) : !($D$1 = $D$0["next"]())["done"];){child = ($D$2 ? childs[$D$0++] : $D$1["value"]);
-            this.list.push(child);
-        };$D$0 = $D$1 = $D$2 = void 0;
+      }
+    },
+    eachAtRule: {
+      writable: true,
+
+
+      // Execute `callback` on every at-rule in conatiner and inside at-rules.
+      //
+      // First argument will be at-rule node, second will be index inside parent.
+      //
+      //   css.eachAtRule( (atrule, parent, i) => {
+      //       if ( parent.type == 'atrule' ) {
+      //           console.log(atrule.name + ' in ' + atrule.parent.name);
+      //       } else {
+      //           console.log(atrule.name + ' at ' + i);
+      //       }
+      //   });
+      value: function (callback) {
+        return this.eachInside(function (child, i) {
+          if (child.type == "atrule") {
+            var result = callback(child, i);
+            if (result === false) return result;
+          }
+        });
+      }
+    },
+    eachComment: {
+      writable: true,
+
+
+      // Execute callback on every block comment (only between rules
+      // and declarations, not inside selectors and values) in all rules inside.
+      //
+      // First argument will be comment node, second will be index inside
+      // parent rule.
+      //
+      //   css.eachComment( (comment, i) => {
+      //       console.log(comment.content + ' at ' + i);
+      //   });
+      //
+      // Also as `each` it is safe of insert/remove nodes inside iterating.
+      value: function (callback) {
+        return this.eachInside(function (child, i) {
+          if (child.type == "comment") {
+            var result = callback(child, i);
+            if (result === false) return result;
+          }
+        });
+      }
+    },
+    append: {
+      writable: true,
+
+
+      // Add child to container.
+      //
+      //   css.append(rule);
+      //
+      // You can add declaration by hash:
+      //
+      //   rule.append({ prop: 'color', value: 'black' });
+      value: function (child) {
+        var childs = this.normalize(child, this.last);
+        for (var i = 0; i < childs.length; i++) {
+          this.childs.push(childs[i]);
+        }
         return this;
-    };
-
-    // Add child to beginning of container
-    //
-    //   css.prepend(rule);
-    //
-    // You can add declaration by hash:
-    //
-    //   rule.prepend({ prop: 'color', value: 'black' });
-    $proto$0.prepend = function(child) {var $D$3;var $D$4;var $D$5;
-        var childs = this.normalize(child, this.list[0], 'prepend').reverse();
-        $D$3 = GET_ITER$0(childs);$D$5 = $D$3 === 0;$D$4 = ($D$5 ? childs.length : void 0);for ( child ;$D$5 ? ($D$3 < $D$4) : !($D$4 = $D$3["next"]())["done"];){child = ($D$5 ? childs[$D$3++] : $D$4["value"]);
-            this.list.unshift(child);
-        };$D$3 = $D$4 = $D$5 = void 0;
+      }
+    },
+    prepend: {
+      writable: true,
+
+
+      // Add child to beginning of container
+      //
+      //   css.prepend(rule);
+      //
+      // You can add declaration by hash:
+      //
+      //   rule.prepend({ prop: 'color', value: 'black' });
+      value: function (child) {
+        var childs = this.normalize(child, this.first, "prepend").reverse();
+        for (var i = 0; i < childs.length; i++) {
+          this.childs.unshift(childs[i]);
+        }
 
-        for ( var id in this.indexes ) {
-            this.indexes[id] = this.indexes[id] + childs.length;
+        for (var id in this.indexes) {
+          this.indexes[id] = this.indexes[id] + childs.length;
         }
 
         return this;
-    };
+      }
+    },
+    insertBefore: {
+      writable: true,
 
-    // Insert new `added` child before `exist`.
-    // You can set node object or node index (it will be faster) in `exist`.
-    //
-    //   css.insertAfter(1, rule);
-    //
-    // You can add declaration by hash:
-    //
-    //   rule.insertBefore(1, { prop: 'color', value: 'black' });
-    $proto$0.insertBefore = function(exist, add) {var $D$6;var $D$7;var $D$8;
+
+      // Insert new `added` child before `exist`.
+      // You can set node object or node index (it will be faster) in `exist`.
+      //
+      //   css.insertAfter(1, rule);
+      //
+      // You can add declaration by hash:
+      //
+      //   rule.insertBefore(1, { prop: 'color', value: 'black' });
+      value: function (exist, add) {
         exist = this.index(exist);
 
-        var type   = exist === 0 ? 'prepend' : false;
-        var childs = this.normalize(add, this.list[exist], type).reverse();
-        $D$6 = GET_ITER$0(childs);$D$8 = $D$6 === 0;$D$7 = ($D$8 ? childs.length : void 0);for ( var child ;$D$8 ? ($D$6 < $D$7) : !($D$7 = $D$6["next"]())["done"];){child = ($D$8 ? childs[$D$6++] : $D$7["value"]);
-            this.list.splice(exist, 0, child);
-        };$D$6 = $D$7 = $D$8 = void 0;
+        var type = exist === 0 ? "prepend" : false;
+        var childs = this.normalize(add, this.childs[exist], type).reverse();
+        for (var i = 0; i < childs.length; i++) {
+          this.childs.splice(exist, 0, childs[i]);
+        }
 
-        for ( var id in this.indexes ) {
-            this.indexes[id] = this.indexes[id] + childs.length;
+        var index;
+        for (var id in this.indexes) {
+          index = this.indexes[id];
+          if (exist <= index) {
+            this.indexes[id] = index + childs.length;
+          }
         }
 
         return this;
-    };
+      }
+    },
+    insertAfter: {
+      writable: true,
 
-    // Insert new `added` child after `exist`.
-    // You can set node object or node index (it will be faster) in `exist`.
-    //
-    //   css.insertAfter(1, rule);
-    //
-    // You can add declaration by hash:
-    //
-    //   rule.insertAfter(1, { prop: 'color', value: 'black' });
-    $proto$0.insertAfter = function(exist, add) {var $D$9;var $D$10;var $D$11;
+
+      // Insert new `added` child after `exist`.
+      // You can set node object or node index (it will be faster) in `exist`.
+      //
+      //   css.insertAfter(1, rule);
+      //
+      // You can add declaration by hash:
+      //
+      //   rule.insertAfter(1, { prop: 'color', value: 'black' });
+      value: function (exist, add) {
         exist = this.index(exist);
 
-        var childs = this.normalize(add, this.list[exist]).reverse();
-        $D$9 = GET_ITER$0(childs);$D$11 = $D$9 === 0;$D$10 = ($D$11 ? childs.length : void 0);for ( var child ;$D$11 ? ($D$9 < $D$10) : !($D$10 = $D$9["next"]())["done"];){child = ($D$11 ? childs[$D$9++] : $D$10["value"]);
-            this.list.splice(exist + 1, 0, child);
-        };$D$9 = $D$10 = $D$11 = void 0;
+        var childs = this.normalize(add, this.childs[exist]).reverse();
+        for (var i = 0; i < childs.length; i++) {
+          this.childs.splice(exist + 1, 0, childs[i]);
+        }
 
-        for ( var id in this.indexes ) {
-            this.indexes[id] = this.indexes[id] + childs.length;
+        var index;
+        for (var id in this.indexes) {
+          index = this.indexes[id];
+          if (exist < index) {
+            this.indexes[id] = index + childs.length;
+          }
         }
 
         return this;
-    };
+      }
+    },
+    remove: {
+      writable: true,
 
-    // Remove `child` by index or node.
-    //
-    //   css.remove(2);
-    $proto$0.remove = function(child) {
+
+      // Remove `child` by index or node.
+      //
+      //   css.remove(2);
+      value: function (child) {
         child = this.index(child);
-        this.list.splice(child, 1);
+        this.childs.splice(child, 1);
 
-        for ( var id in this.indexes ) {
-            var index = this.indexes[id];
-            if ( index >= child ) {
-                this.indexes[id] = index - 1;
-            }
+        var index;
+        for (var id in this.indexes) {
+          index = this.indexes[id];
+          if (index >= child) {
+            this.indexes[id] = index - 1;
+          }
         }
 
         return this;
-    };
+      }
+    },
+    every: {
+      writable: true,
 
-    // Return true if all childs return true in `condition`.
-    // Just shorcut for `list.every`.
-    $proto$0.every = function(condition) {
-        return this.list.every(condition);
-    };
 
-    // Return true if one or more childs return true in `condition`.
-    // Just shorcut for `list.some`.
-    $proto$0.some = function(condition) {
-        return this.list.some(condition);
-    };
+      // Return true if all childs return true in `condition`.
+      // Just shorcut for `childs.every`.
+      value: function (condition) {
+        return this.childs.every(condition);
+      }
+    },
+    some: {
+      writable: true,
+
+
+      // Return true if one or more childs return true in `condition`.
+      // Just shorcut for `childs.some`.
+      value: function (condition) {
+        return this.childs.some(condition);
+      }
+    },
+    index: {
+      writable: true,
 
-    // Return index of child
-    $proto$0.index = function(child) {
-        if ( typeof(child) == 'number' ) {
-            return child;
+
+      // Return index of child
+      value: function (child) {
+        if (typeof (child) == "number") {
+          return child;
         } else {
-            return this.list.indexOf(child);
+          return this.childs.indexOf(child);
         }
-    };
-
-    // Shortcut to get first child
-    function first$get$0() {
-        if ( !this.list ) return undefined;
-        return this.list[0];
-    }
+      }
+    },
+    first: {
+      // Shortcut to get first child
+      get: function () {
+        if (!this.childs) return undefined;
+        return this.childs[0];
+      }
+    },
+    last: {
+      // Shortcut to get first child
+      get: function () {
+        if (!this.childs) return undefined;
+        return this.childs[this.childs.length - 1];
+      }
+    },
+    normalize: {
+      writable: true,
 
-    // Shortcut to get first child
-    function last$get$0() {
-        if ( !this.list ) return undefined;
-        return this.list[this.list.length - 1];
-    }
 
-    // Shortcut to get current list
-    function list$get$0() {
-        return this.rules || this.decls;
-    }
+      // Normalize child before insert. Copy before from `sample`.
+      value: function (child, sample) {
+        if (!child.type && !Array.isArray(child)) {
+          child = new Declaration(child);
+        }
 
-    // Normalize child before insert. Copy before from `sample`.
-    $proto$0.normalize = function(child, sample) {var $D$12;var $D$13;var $D$14;
         var childs;
-        if ( child.type == 'root' ) {
-            childs = child.rules;
-        } else if ( Array.isArray(child) ) {
-            childs = child.map( function(i ) {return i.clone()} );
+        if (child.type == "root") {
+          childs = child.childs;
+        } else if (Array.isArray(child)) {
+          childs = child.map(function (i) {
+            return i.clone();
+          });
         } else {
-            if ( child.parent ) {
-                child = child.clone();
-            }
-            childs = [child];
+          if (child.parent) {
+            child = child.clone();
+          }
+          childs = [child];
         }
 
-        $D$12 = GET_ITER$0(childs);$D$14 = $D$12 === 0;$D$13 = ($D$14 ? childs.length : void 0);for ( child ;$D$14 ? ($D$12 < $D$13) : !($D$13 = $D$12["next"]())["done"];){child = ($D$14 ? childs[$D$12++] : $D$13["value"]);
-            child.parent = this;
-            if ( typeof(child.before) == 'undefined' && sample ) {
-                child.before = sample.before;
-            }
-        };$D$12 = $D$13 = $D$14 = void 0;
+        for (var i = 0; i < childs.length; i++) {
+          child = childs[i];
+          child.parent = this;
+          if (typeof (child.before) == "undefined" && sample) {
+            child.before = sample.before;
+          }
+        }
 
         return childs;
-    };
-MIXIN$0(Container.prototype,$proto$0);$proto$0=void 0;return Container;})(Node);
-
-// Container with another rules, like this.media at-rule
- Container.WithRules = ((function(super$0){"use strict";MIXIN$0(constructor$0, super$0);var $proto$0={};
-    function constructor$0(defaults) {
-        this.rules = [];
-        super$0.call(this, defaults);
-    }constructor$0.prototype = Object.create(super$0.prototype, {"constructor": {"value": constructor$0, "configurable": true, "writable": true} });try{DP$0(constructor$0, "prototype", {"configurable": false, "enumerable": false, "writable": false});}catch(e){}
-
-    // Execute `callback` on every declaration in all rules inside.
-    // It will goes inside at-rules recursivelly.
-    //
-    // See documentation in `Container#eachDecl`.
-    $proto$0.eachDecl = function(callback) {
-        return this.each( function(child)  {
-            if ( child.eachDecl ) {
-                var result = child.eachDecl(callback);
-                if ( result === false ) return result;
-            }
-        });
-    };
+      }
+    }
+  });
 
-    // Execute `callback` on every rule in conatiner and inside child at-rules.
-    //
-    // First argument will be rule node, second will be index inside parent.
-    //
-    //   css.eachRule( (rule, i) => {
-    //       if ( parent.type == 'atrule' ) {
-    //           console.log(rule.selector + ' in ' + rule.parent.name);
-    //       } else {
-    //           console.log(rule.selector + ' at ' + i);
-    //       }
-    //   });
-    $proto$0.eachRule = function(callback) {
-        return this.each( function(child, i)  {
-            var result;
-            if ( child.type == 'rule' ) {
-                result = callback(child, i);
-            } else if ( child.eachRule ) {
-                result = child.eachRule(callback);
-            }
-            if ( result === false ) return result;
-        });
-    };
+  return Container;
+})(Node);
 
-    // Execute `callback` on every at-rule in conatiner and inside at-rules.
-    //
-    // First argument will be at-rule node, second will be index inside parent.
-    //
-    //   css.eachAtRule( (atrule, parent, i) => {
-    //       if ( parent.type == 'atrule' ) {
-    //           console.log(atrule.name + ' in ' + atrule.parent.name);
-    //       } else {
-    //           console.log(atrule.name + ' at ' + i);
-    //       }
-    //   });
-    $proto$0.eachAtRule = function(callback) {
-        return this.eachInside( function(child, i)  {
-            if ( child.type == 'atrule' ) {
-                var result = callback(child, i);
-                if ( result === false ) return result;
-            }
-        });
-    };
-MIXIN$0(constructor$0.prototype,$proto$0);$proto$0=void 0;return constructor$0;})(Container));
+["rules", "decls", "list"].forEach(function (name) {
+  Object.defineProperty(Container.prototype, name, {
+    get: function () {
+      if (console && console.warn) {
+        console.warn("Property " + name + " has been deprecated and " + "will be removed in 3.1. Use childs instead.");
+      }
+      return this.childs;
+    }
+  });
+});
 
-// Container with another rules, like this.media at-rule
- Container.WithDecls = ((function(super$0){"use strict";MIXIN$0(constructor$1, super$0);var $proto$0={};
-    function constructor$1(defaults) {
-        this.decls = [];
-        super$0.call(this, defaults);
-    }constructor$1.prototype = Object.create(super$0.prototype, {"constructor": {"value": constructor$1, "configurable": true, "writable": true} });try{DP$0(constructor$1, "prototype", {"configurable": false, "enumerable": false, "writable": false});}catch(e){}
+module.exports = Container;
+},{"./declaration":85,"./node":89}],84:[function(require,module,exports){
+(function (process){
+"use strict";
 
-    // Allow to define new declaration as hash
-    $proto$0.normalize = function(child, sample, type) {
-        if ( !child.type && !Array.isArray(child) ) {
-            child = new Declaration(child);
-        }
-        return super$0.prototype.normalize.call(this, child, sample, type);
-    };
+var _classProps = function (child, staticProps, instanceProps) {
+  if (staticProps) Object.defineProperties(child, staticProps);
+  if (instanceProps) Object.defineProperties(child.prototype, instanceProps);
+};
 
-    // Execute callback on every declaration.
-    //
-    // See documentation in `Container#eachDecl`.
-    $proto$0.eachDecl = function(callback) {
-        return this.each( function(child, i)  {
-            if ( child.type == 'decl' ) {
-                var result = callback(child, i);
-                if ( result === false ) return result;
-            }
-        });
-    };
-MIXIN$0(constructor$1.prototype,$proto$0);$proto$0=void 0;return constructor$1;})(Container));
+var _extends = function (child, parent) {
+  child.prototype = Object.create(parent.prototype, {
+    constructor: {
+      value: child,
+      enumerable: false,
+      writable: true,
+      configurable: true
+    }
+  });
+  child.__proto__ = parent;
+};
 
-module.exports = Container;
+var PreviousMap = require("./previous-map");
 
-},{"./declaration":84,"./node":87}],83:[function(require,module,exports){
-(function (process){
-// Error while CSS parsing
-var CssSyntaxError = (function(super$0){"use strict";var DP$0 = Object.defineProperty;var MIXIN$0 = function(t,s){for(var p in s){if(s.hasOwnProperty(p)){DP$0(t,p,Object.getOwnPropertyDescriptor(s,p));}}return t};MIXIN$0(CssSyntaxError, super$0);var $proto$0={};
-    function CssSyntaxError(text, source, pos, file) {
-        this.file     = file;
-        this.line     = pos.line;
-        this.column   = pos.column;
-        this.source   = source;
-        this.reason   = text;
-
-        this.message  = file ? file : '<css input>';
-        this.message += ':' + pos.line + ':' + pos.column + ': ' + text;
-    }CssSyntaxError.prototype = Object.create(super$0.prototype, {"constructor": {"value": CssSyntaxError, "configurable": true, "writable": true} });try{DP$0(CssSyntaxError, "prototype", {"configurable": false, "enumerable": false, "writable": false});}catch(e){}
-
-    $proto$0.highlight = function(color) {
-        var num   = this.line - 1;
-        var lines = this.source.split('\n');
-
-        var prev   = num > 0 ? lines[num - 1] + '\n' : '';
+var path = require("path");
+
+var CssSyntaxError = (function (Error) {
+  var CssSyntaxError = function CssSyntaxError(input, message, line, column) {
+    this.reason = message;
+
+    var origin = input.origin(line, column);
+
+    if (origin) {
+      for (var name in origin) {
+        this[name] = origin[name];
+      }
+
+      this.generated = {
+        line: line,
+        column: column,
+        source: input.css
+      };
+      if (input.file) this.generated.file = input.file;
+    } else {
+      if (input.file) this.file = input.file;
+      this.line = line;
+      this.column = column;
+      this.source = input.css;
+    }
+
+    this.message = this.file ? this.file : "<css input>";
+    this.message += ":" + line + ":" + column + ": " + message;
+  };
+
+  _extends(CssSyntaxError, Error);
+
+  _classProps(CssSyntaxError, null, {
+    highlight: {
+      writable: true,
+
+
+      // Return source of broken lines
+      value: function (color) {
+        var num = this.line - 1;
+        var lines = this.source.split("\n");
+
+        var prev = num > 0 ? lines[num - 1] + "\n" : "";
         var broken = lines[num];
-        var next   = num < lines.length - 1 ? '\n' + lines[num + 1] : '';
+        var next = num < lines.length - 1 ? "\n" + lines[num + 1] : "";
 
-        var mark = '\n';
-        for ( var i = 0; i < this.column - 1; i++ ) {
-            mark += ' ';
+        var mark = "\n";
+        for (var i = 0; i < this.column - 1; i++) {
+          mark += " ";
         }
 
-        if ( typeof(color) == 'undefined' && typeof(process) != 'undefined' ) {
-            if ( process.stdout && process.env ) {
-                color = process.stdout.isTTY &&
-                       !process.env.NODE_DISABLE_COLORS;
-            }
+        if (typeof (color) == "undefined" && typeof (process) != "undefined") {
+          if (process.stdout && process.env) {
+            color = process.stdout.isTTY && !process.env.NODE_DISABLE_COLORS;
+          }
         }
 
-        if ( color ) {
-            mark += "\x1B[1;31m^\x1B[0m";
+        if (color) {
+          mark += "\u001b[1;31m^\u001b[0m";
         } else {
-            mark += '^';
+          mark += "^";
         }
 
         return prev + broken + mark + next;
-    };
+      }
+    },
+    toString: {
+      writable: true,
+      value: function () {
+        var text = this.message;
+        if (this.source) text += "\n" + this.highlight();
+        return text;
+      }
+    }
+  });
 
-    $proto$0.toString = function() {
-        return this.message + "\n" + this.highlight();
-    };
-MIXIN$0(CssSyntaxError.prototype,$proto$0);$proto$0=void 0;return CssSyntaxError;})(Error);
+  return CssSyntaxError;
+})(Error);
 
 module.exports = CssSyntaxError;
-
 }).call(this,require('_process'))
-},{"_process":50}],84:[function(require,module,exports){
-var Node   = require('./node');
-var vendor = require('./vendor');
+},{"./previous-map":93,"_process":50,"path":49}],85:[function(require,module,exports){
+"use strict";
 
-// CSS declaration like “color: black” in rules
-var Declaration = (function(super$0){"use strict";var DP$0 = Object.defineProperty;var MIXIN$0 = function(t,s){for(var p in s){if(s.hasOwnProperty(p)){DP$0(t,p,Object.getOwnPropertyDescriptor(s,p));}}return t};MIXIN$0(Declaration, super$0);var $proto$0={};
-    function Declaration(defaults) {
-        this.type = 'decl';
-        super$0.call(this, defaults);
-    }Declaration.prototype = Object.create(super$0.prototype, {"constructor": {"value": Declaration, "configurable": true, "writable": true} });try{DP$0(Declaration, "prototype", {"configurable": false, "enumerable": false, "writable": false});}catch(e){}
+var _classProps = function (child, staticProps, instanceProps) {
+  if (staticProps) Object.defineProperties(child, staticProps);
+  if (instanceProps) Object.defineProperties(child.prototype, instanceProps);
+};
+
+var _extends = function (child, parent) {
+  child.prototype = Object.create(parent.prototype, {
+    constructor: {
+      value: child,
+      enumerable: false,
+      writable: true,
+      configurable: true
+    }
+  });
+  child.__proto__ = parent;
+};
+
+var Node = require("./node");
+var vendor = require("./vendor");
+
+var Declaration = (function (Node) {
+  var Declaration = function Declaration(defaults) {
+    this.type = "decl";
+    Node.call(this, defaults);
+  };
+
+  _extends(Declaration, Node);
+
+  _classProps(Declaration, null, {
+    styleMap: {
+      writable: true,
+      value: function () {
+        return {
+          beforeDecl: this.before,
+          colon: this.between
+        };
+      }
+    },
+    stringify: {
+      writable: true,
 
-    $proto$0.defaultStyle = function() {
-        return { before: "\n    ", between: ': ' };
-    };
 
-    // Stringify declaration
-    $proto$0.stringify = function(builder, semicolon) {
-        var style = this.style();
+      // Stringify declaration
+      value: function (builder, semicolon) {
+        var before = this.style("beforeDecl");
+        if (before) builder(before);
 
-        if ( style.before ) builder(style.before);
-        var string = this.prop + style.between + this.stringifyRaw('value');
+        var between = this.style("colon");
+        var string = this.prop + between + this.stringifyRaw("value");
 
-        if ( this.important ) {
-            string += this._important || ' !important';
+        if (this.important) {
+          string += this._important || " !important";
         }
 
-        if ( semicolon ) string += ';';
+        if (semicolon) string += ";";
         builder(string, this);
-    };
+      }
+    },
+    clone: {
+      writable: true,
+
 
-    // Clean `before` and `between` property in clone to copy it from new
-    // parent rule
-    $proto$0.clone = function() {var overrides = arguments[0];if(overrides === void 0)overrides = { };
-        var cloned = super$0.prototype.clone.call(this, overrides);
+      // Clean `before` and `between` property in clone to copy it from new
+      // parent rule
+      value: function (overrides) {
+        if (overrides === undefined) overrides = {};
+        var cloned = Node.prototype.clone.call(this, overrides);
         delete cloned.before;
         delete cloned.between;
         return cloned;
-    };
-MIXIN$0(Declaration.prototype,$proto$0);$proto$0=void 0;return Declaration;})(Node);
+      }
+    }
+  });
+
+  return Declaration;
+})(Node);
 
 module.exports = Declaration;
+},{"./node":89,"./vendor":98}],86:[function(require,module,exports){
+"use strict";
 
-},{"./node":87,"./vendor":94}],85:[function(require,module,exports){
-// Methods to parse list and split it to array
-var list = {
+var _classProps = function (child, staticProps, instanceProps) {
+  if (staticProps) Object.defineProperties(child, staticProps);
+  if (instanceProps) Object.defineProperties(child.prototype, instanceProps);
+};
 
-    // Split string to array by separator symbols with function and inside strings
-    // cheching
-    split: function (string, separators, last) {var S_ITER$0 = typeof Symbol!=='undefined'&&Symbol&&Symbol.iterator||'@@iterator';var S_MARK$0 = typeof Symbol!=='undefined'&&Symbol&&Symbol["__setObjectSetter__"];function GET_ITER$0(v){if(v){if(Array.isArray(v))return 0;var f;if(S_MARK$0)S_MARK$0(v);if(typeof v==='object'&&typeof (f=v[S_ITER$0])==='function'){if(S_MARK$0)S_MARK$0(void 0);return f.call(v);}if(S_MARK$0)S_MARK$0(void 0);if((v+'')==='[object Generator]')return v;}throw new Error(v+' is not iterable')};var $D$0;var $D$1;var $D$2;
-        var array   = [];
-        var current = '';
-        var split   = false;
-
-        var func    = 0;
-        var quote   = false;
-        var escape  = false;
-
-        for ( var i = 0; i < string.length; i++ ) {
-            var letter = string[i];
-
-            if ( quote ) {
-                if ( escape ) {
-                    escape = false;
-                } else if ( letter == '\\' ) {
-                    escape = true;
-                } else if ( letter == quote ) {
-                    quote = false;
-                }
-            } else if ( letter == '"' || letter == "'" ) {
-                quote = letter;
-            } else if ( letter == '(' ) {
-                func += 1;
-            } else if ( letter == ')' ) {
-                if ( func > 0 ) func -= 1;
-            } else if ( func === 0 ) {
-                $D$0 = GET_ITER$0(separators);$D$2 = $D$0 === 0;$D$1 = ($D$2 ? separators.length : void 0);for ( var separator ;$D$2 ? ($D$0 < $D$1) : !($D$1 = $D$0["next"]())["done"];){separator = ($D$2 ? separators[$D$0++] : $D$1["value"]);
-                    if ( letter == separator ) split = true;
-                };$D$0 = $D$1 = $D$2 = void 0;
-            }
+var CssSyntaxError = require("./css-syntax-error");
+var PreviousMap = require("./previous-map");
+var Parser = require("./parser");
 
-            if ( split ) {
-                if ( current !== '' ) array.push(current.trim());
-                current = '';
-                split   = false;
-            } else {
-                current += letter;
-            }
-        }
+var path = require("path");
+
+var sequence = 0;
+
+var Input = (function () {
+  var Input = function Input(css, opts) {
+    if (opts === undefined) opts = {};
+    this.css = css.toString();
+    this.opts = opts;
 
-        if ( last || current !== '' ) array.push(current.trim());
-        return array;
+    if (this.css[0] == "\ufeff" || this.css[0] == "\ufffe") {
+      this.css = this.css.slice(1);
+    }
+
+    sequence += 1;
+    this.id = "<input css " + sequence + ">";
+
+    this.safe = !!this.opts.safe;
+
+    if (this.opts.map == "inline") {
+      this.opts.map = { inline: true };
+      console.warn("Shortcut map: \"inline\" is deprecated " + "and will be remove in 3.1");
+    }
+    if (this.opts.from) {
+      this.file = path.resolve(this.opts.from);
+    }
+
+    var map = new PreviousMap(this.css, this.opts, this.id);
+    if (map.text) {
+      this.map = map;
+      var file = map.consumer().file;
+      if (!this.file && file) this.file = this.mapResolve(file);
+    }
+
+    this.from = this.file ? this.file : this.id;
+    if (this.map) this.map.file = this.from;
+  };
+
+  _classProps(Input, null, {
+    error: {
+      writable: true,
+
+
+      // Throw syntax error from this input
+      value: function (message, line, column) {
+        throw new CssSyntaxError(this, message, line, column);
+      }
     },
+    origin: {
+      writable: true,
 
-    // Split list devided by space:
-    //
-    //   list.space('a b') #=> ['a', 'b']
-    //
-    // It check for fuction and strings:
-    //
-    //   list.space('calc(1px + 1em) "b c"') #=> ['calc(1px + 1em)', '"b c"']
-    space: function (string) {
-        return this.split(string, [' ', "\n", "\t"]);
+
+      // Get origin position of code if source map was given
+      value: function (line, column) {
+        if (!this.map) return false;
+        var consumer = this.map.consumer();
+
+        var from = consumer.originalPositionFor({ line: line, column: column });
+        if (!from.source) return false;
+
+        var result = {
+          file: this.mapResolve(from.source),
+          line: from.line,
+          column: from.column
+        };
+
+        var source = consumer.sourceContentFor(result.file);
+        if (source) result.source = source;
+
+        return result;
+      }
     },
+    mapResolve: {
+      writable: true,
 
-    // Split list devided by comma
-    //
-    //   list.comma('a, b') #=> ['a', 'b']
-    //
-    // It check for fuction and strings:
-    //
-    //   list.comma('rgba(0, 0, 0, 0) white') #=> ['rgba(0, 0, 0, 0)', '"white"']
-    comma: function (string) {
-        return this.split(string, [','], true);
+
+      // Return path relative from source map root
+      value: function (file) {
+        return path.resolve(this.map.consumer().sourceRoot || ".", file);
+      }
+    }
+  });
+
+  return Input;
+})();
+
+module.exports = Input;
+},{"./css-syntax-error":84,"./parser":91,"./previous-map":93,"path":49}],87:[function(require,module,exports){
+"use strict";
+
+// Methods to parse list and split it to array
+var list = {
+  // Split string to array by separator symbols with function and inside strings
+  // cheching
+  split: function (string, separators, last) {
+    var array = [];
+    var current = "";
+    var split = false;
+
+    var func = 0;
+    var quote = false;
+    var escape = false;
+
+    for (var i = 0; i < string.length; i++) {
+      var letter = string[i];
+
+      if (quote) {
+        if (escape) {
+          escape = false;
+        } else if (letter == "\\") {
+          escape = true;
+        } else if (letter == quote) {
+          quote = false;
+        }
+      } else if (letter == "\"" || letter == "'") {
+        quote = letter;
+      } else if (letter == "(") {
+        func += 1;
+      } else if (letter == ")") {
+        if (func > 0) func -= 1;
+      } else if (func === 0) {
+        for (var j = 0; j < separators.length; j++) {
+          if (letter == separators[j]) split = true;
+        }
+      }
+
+      if (split) {
+        if (current !== "") array.push(current.trim());
+        current = "";
+        split = false;
+      } else {
+        current += letter;
+      }
     }
 
+    if (last || current !== "") array.push(current.trim());
+    return array;
+  },
+
+  // Split list devided by space:
+  //
+  //   list.space('a b') #=> ['a', 'b']
+  //
+  // It check for fuction and strings:
+  //
+  //   list.space('calc(1px + 1em) "b c"') #=> ['calc(1px + 1em)', '"b c"']
+  space: function (string) {
+    return this.split(string, [" ", "\n", "\t"]);
+  },
+
+  // Split list devided by comma
+  //
+  //   list.comma('a, b') #=> ['a', 'b']
+  //
+  // It check for fuction and strings:
+  //
+  //   list.comma('rgba(0, 0, 0, 0) white') #=> ['rgba(0, 0, 0, 0)', '"white"']
+  comma: function (string) {
+    return this.split(string, [","], true);
+  }
+
 };
 
 module.exports = list;
+},{}],88:[function(require,module,exports){
+"use strict";
+
+var _classProps = function (child, staticProps, instanceProps) {
+  if (staticProps) Object.defineProperties(child, staticProps);
+  if (instanceProps) Object.defineProperties(child.prototype, instanceProps);
+};
+
+var Result = require("./result");
+
+var mozilla = require("source-map");
+var Base64 = require("js-base64").Base64;
+var path = require("path");
+
+var MapGenerator = (function () {
+  var MapGenerator = function MapGenerator(root, opts) {
+    this.root = root;
+    this.opts = opts;
+    this.mapOpts = opts.map || {};
+  };
+
+  _classProps(MapGenerator, null, {
+    isMap: {
+      writable: true,
 
-},{}],86:[function(require,module,exports){
-var Result = require('./result');
-
-var mozilla = require('source-map');
-var Base64  = require('js-base64').Base64;
-var path    = require('path');
-
-// All tools to generate source maps
-var MapGenerator = (function(){"use strict";var DP$0 = Object.defineProperty;var MIXIN$0 = function(t,s){for(var p in s){if(s.hasOwnProperty(p)){DP$0(t,p,Object.getOwnPropertyDescriptor(s,p));}}return t};var $proto$0={};
-    function MapGenerator(root, opts) {
-        this.root    = root;
-        this.opts    = opts;
-        this.mapOpts = opts.map || { };
-    }try{DP$0(MapGenerator, "prototype", {"configurable": false, "enumerable": false, "writable": false});}catch(e){}
-
-    // Should map be generated
-    $proto$0.isMap = function() {
-        if ( typeof(this.opts.map) != 'undefined' ) {
-            return !!this.opts.map;
+
+      // Should map be generated
+      value: function () {
+        if (typeof (this.opts.map) != "undefined") {
+          return !!this.opts.map;
         } else {
-            return this.previous().length > 0;
+          return this.previous().length > 0;
         }
-    };
+      }
+    },
+    previous: {
+      writable: true,
 
-    // Return source map arrays from previous compilation step (like Sass)
-    $proto$0.previous = function() {var this$0 = this;
-        if ( !this.previousMaps ) {
-            this.previousMaps = [];
-            this.root.eachInside( function(node)  {
-                if ( node.source && node.source.map ) {
-                    if ( this$0.previousMaps.indexOf(node.source.map) == -1 ) {
-                        this$0.previousMaps.push(node.source.map);
-                    }
-                }
-            });
+
+      // Return source map arrays from previous compilation step (like Sass)
+      value: function () {
+        var _this = this;
+        if (!this.previousMaps) {
+          this.previousMaps = [];
+          this.root.eachInside(function (node) {
+            if (node.source && node.source.map) {
+              if (_this.previousMaps.indexOf(node.source.map) == -1) {
+                _this.previousMaps.push(node.source.map);
+              }
+            }
+          });
         }
 
         return this.previousMaps;
-    };
+      }
+    },
+    isInline: {
+      writable: true,
+
 
-    // Should we inline source map to annotation comment
-    $proto$0.isInline = function() {
-        if ( typeof(this.mapOpts.inline) != 'undefined' ) {
-            return this.mapOpts.inline;
+      // Should we inline source map to annotation comment
+      value: function () {
+        if (typeof (this.mapOpts.inline) != "undefined") {
+          return this.mapOpts.inline;
+        }
+
+        var annotation = this.mapOpts.annotation;
+        if (typeof (annotation) != "undefined" && annotation !== true) {
+          return false;
         }
-        return this.previous().some( function(i ) {return i.inline} );
-    };
 
-    // Should we set sourcesContent
-    $proto$0.isSourcesContent = function() {
-        if ( typeof(this.mapOpts.sourcesContent) != 'undefined' ) {
-            return this.mapOpts.sourcesContent;
+        if (this.previous().length) {
+          return this.previous().some(function (i) {
+            return i.inline;
+          });
+        } else {
+          return true;
         }
-        return this.previous().some( function(i ) {return i.withContent()} );
-    };
+      }
+    },
+    isSourcesContent: {
+      writable: true,
 
-    // Clear source map annotation comment
-    $proto$0.clearAnnotation = function() {
-        var last = this.root.last;
-        if ( !last ) return;
-        if ( last.type != 'comment' ) return;
 
-        if ( last.text.match(/^# sourceMappingURL=/) ) {
-            last.removeSelf();
+      // Should we set sourcesContent
+      value: function () {
+        if (typeof (this.mapOpts.sourcesContent) != "undefined") {
+          return this.mapOpts.sourcesContent;
         }
-    };
+        if (this.previous().length) {
+          return this.previous().some(function (i) {
+            return i.withContent();
+          });
+        } else {
+          return true;
+        }
+      }
+    },
+    clearAnnotation: {
+      writable: true,
+
 
-    // Set origin CSS content
-    $proto$0.setSourcesContent = function() {var this$0 = this;
-        var already = { };
-        this.root.eachInside( function(node)  {
+      // Clear source map annotation comment
+      value: function () {
+        if (this.mapOpts.annotation === false) return;
+
+        var node;
+        for (var i = this.root.childs.length - 1; i >= 0; i--) {
+          node = this.root.childs[i];
+          if (node.type != "comment") continue;
+          if (node.text.match(/^# sourceMappingURL=/)) {
+            this.root.remove(i);
+            return;
+          }
+        }
+      }
+    },
+    setSourcesContent: {
+      writable: true,
+
+
+      // Set origin CSS content
+      value: function () {
+        var _this2 = this;
+        var already = {};
+        this.root.eachInside(function (node) {
+          if (node.source) {
             var file = node.source.file || node.source.id;
-            if ( node.source && !already[file] ) {
-                already[file] = true;
-                var relative = this$0.relative(file);
-                this$0.map.setSourceContent(relative, node.source.content);
+            if (file && !already[file]) {
+              already[file] = true;
+              var relative = _this2.relative(file);
+              _this2.map.setSourceContent(relative, node.source.content);
             }
+          }
         });
-    };
+      }
+    },
+    applyPrevMaps: {
+      writable: true,
 
-    // Apply source map from previous compilation step (like Sass)
-    $proto$0.applyPrevMaps = function() {var S_ITER$0 = typeof Symbol!=='undefined'&&Symbol&&Symbol.iterator||'@@iterator';var S_MARK$0 = typeof Symbol!=='undefined'&&Symbol&&Symbol["__setObjectSetter__"];function GET_ITER$0(v){if(v){if(Array.isArray(v))return 0;var f;if(S_MARK$0)S_MARK$0(v);if(typeof v==='object'&&typeof (f=v[S_ITER$0])==='function'){if(S_MARK$0)S_MARK$0(void 0);return f.call(v);}if(S_MARK$0)S_MARK$0(void 0);if((v+'')==='[object Generator]')return v;}throw new Error(v+' is not iterable')};var $D$0;var $D$1;var $D$2;var $D$3;
-        $D$3 = (this.previous());$D$0 = GET_ITER$0($D$3);$D$2 = $D$0 === 0;$D$1 = ($D$2 ? $D$3.length : void 0);for ( var prev ;$D$2 ? ($D$0 < $D$1) : !($D$1 = $D$0["next"]())["done"];){prev = ($D$2 ? $D$3[$D$0++] : $D$1["value"]);
-            var from = this.relative(prev.file);
-            var root = prev.root || path.dirname(prev.file);
-            var map;
 
-            if ( this.mapOpts.sourcesContent === false ) {
-                map = new mozilla.SourceMapConsumer(prev.text);
-                map.sourcesContent = map.sourcesContent.map( function(i ) {return null} );
-            } else {
-                map = prev.consumer();
-            }
+      // Apply source map from previous compilation step (like Sass)
+      value: function () {
+        var prev, previous = this.previous();
+        for (var i = 0; i < previous.length; i++) {
+          prev = previous[i];
 
-            this.map.applySourceMap(map, from, this.relative(root));
-        };$D$0 = $D$1 = $D$2 = $D$3 = void 0;
-    };
+          var from = this.relative(prev.file);
+          var root = prev.root || path.dirname(prev.file);
+          var map;
 
-    // Should we add annotation comment
-    $proto$0.isAnnotation = function() {
-        if ( this.isInline() ) {
-            return true ;
-        } else if ( typeof(this.mapOpts.annotation) != 'undefined' ) {
-            return this.mapOpts.annotation;
-        } else if ( this.previous().length ) {
-            return this.previous().some( function(i ) {return i.annotation} );
-        } else {
-            return true;
+          if (this.mapOpts.sourcesContent === false) {
+            map = new mozilla.SourceMapConsumer(prev.text);
+            map.sourcesContent = map.sourcesContent.map(function (i) {
+              return null;
+            });
+          } else {
+            map = prev.consumer();
+          }
+
+          this.map.applySourceMap(map, from, this.relative(root));
         }
-    };
+      }
+    },
+    isAnnotation: {
+      writable: true,
 
-    // Add source map annotation comment if it is needed
-    $proto$0.addAnnotation = function() {
-        var content;
 
-        if ( this.isInline() ) {
-            content = "data:application/json;base64," +
-                       Base64.encode( this.map.toString() );
+      // Should we add annotation comment
+      value: function () {
+        if (this.isInline()) {
+          return true;
+        } else if (typeof (this.mapOpts.annotation) != "undefined") {
+          return this.mapOpts.annotation;
+        } else if (this.previous().length) {
+          return this.previous().some(function (i) {
+            return i.annotation;
+          });
+        } else {
+          return true;
+        }
+      }
+    },
+    addAnnotation: {
+      writable: true,
+
 
-        } else if ( typeof(this.mapOpts.annotation) == 'string' ) {
-            content = this.mapOpts.annotation;
+      // Add source map annotation comment if it is needed
+      value: function () {
+        var content;
 
+        if (this.isInline()) {
+          content = "data:application/json;base64," + Base64.encode(this.map.toString());
+        } else if (typeof (this.mapOpts.annotation) == "string") {
+          content = this.mapOpts.annotation;
         } else {
-            content = this.outputFile() + '.map';
+          content = this.outputFile() + ".map";
         }
 
         this.css += "\n/*# sourceMappingURL=" + content + " */";
-    };
+      }
+    },
+    outputFile: {
+      writable: true,
+
+
+      // Return output CSS file path
+      value: function () {
+        if (this.opts.to) {
+          return this.relative(this.opts.to);
+        } else if (this.opts.from) {
+          return this.relative(this.opts.from);
+        } else {
+          return "to.css";
+        }
+      }
+    },
+    generateMap: {
+      writable: true,
 
-    // Return output CSS file path
-    $proto$0.outputFile = function() {
-        return this.opts.to ? this.relative(this.opts.to) : 'to.css';
-    };
 
-    // Return Result object with map
-    $proto$0.generateMap = function() {
+      // Return Result object with map
+      value: function () {
         this.stringify();
-        if ( this.isSourcesContent() )    this.setSourcesContent();
-        if ( this.previous().length > 0 ) this.applyPrevMaps();
-        if ( this.isAnnotation() )        this.addAnnotation();
+        if (this.isSourcesContent()) this.setSourcesContent();
+        if (this.previous().length > 0) this.applyPrevMaps();
+        if (this.isAnnotation()) this.addAnnotation();
 
-        if ( this.isInline() ) {
-            return [this.css];
+        if (this.isInline()) {
+          return [this.css];
         } else {
-            return [this.css, this.map];
+          return [this.css, this.map];
         }
-    };
+      }
+    },
+    relative: {
+      writable: true,
+
 
-    // Return path relative from output CSS file
-    $proto$0.relative = function(file) {
-        var from = this.opts.to ? path.dirname(this.opts.to) : '.';
+      // Return path relative from output CSS file
+      value: function (file) {
+        var from = this.opts.to ? path.dirname(this.opts.to) : ".";
 
-        if ( typeof(this.mapOpts.annotation) == 'string' ) {
-            from = path.dirname( path.resolve(from, this.mapOpts.annotation) );
+        if (typeof (this.mapOpts.annotation) == "string") {
+          from = path.dirname(path.resolve(from, this.mapOpts.annotation));
         }
 
         file = path.relative(from, file);
-        if ( path.sep == '\\' ) {
-            return file.replace('\\', '/');
+        if (path.sep == "\\") {
+          return file.replace(/\\/g, "/");
         } else {
-            return file;
+          return file;
         }
-    };
+      }
+    },
+    sourcePath: {
+      writable: true,
+
 
-    // Return path of node source for map
-    $proto$0.sourcePath = function(node) {
+      // Return path of node source for map
+      value: function (node) {
         return this.relative(node.source.file || node.source.id);
-    };
+      }
+    },
+    stringify: {
+      writable: true,
+
 
-    // Return CSS string and source map
-    $proto$0.stringify = function() {var this$0 = this;
-        this.css = '';
+      // Return CSS string and source map
+      value: function () {
+        var _this3 = this;
+        this.css = "";
         this.map = new mozilla.SourceMapGenerator({ file: this.outputFile() });
 
-        var line   = 1;
+        var line = 1;
         var column = 1;
 
         var lines, last;
-        var builder = function(str, node, type)  {
-            this$0.css += str;
-
-            if ( node && node.source && node.source.start && type != 'end' ) {
-                this$0.map.addMapping({
-                    source:   this$0.sourcePath(node),
-                    original: {
-                        line:   node.source.start.line,
-                        column: node.source.start.column - 1
-                    },
-                    generated: {
-                        line:   line,
-                        column: column - 1
-                    }
-                });
-            }
-
-            lines = str.match(/\n/g);
-            if ( lines ) {
-                line  += lines.length;
-                last   = str.lastIndexOf("\n");
-                column = str.length - last;
-            } else {
-                column = column + str.length;
-            }
+        var builder = function (str, node, type) {
+          _this3.css += str;
 
-            if ( node && node.source && node.source.end && type != 'start' ) {
-              this$0.map.addMapping({
-                  source:   this$0.sourcePath(node),
-                  original: {
-                      line:   node.source.end.line,
-                      column: node.source.end.column
-                  },
-                  generated: {
-                      line:   line,
-                      column: column
-                  }
-              });
-            }
+          if (node && node.source && node.source.start && type != "end") {
+            _this3.map.addMapping({
+              source: _this3.sourcePath(node),
+              original: {
+                line: node.source.start.line,
+                column: node.source.start.column - 1
+              },
+              generated: {
+                line: line,
+                column: column - 1
+              }
+            });
+          }
+
+          lines = str.match(/\n/g);
+          if (lines) {
+            line += lines.length;
+            last = str.lastIndexOf("\n");
+            column = str.length - last;
+          } else {
+            column = column + str.length;
+          }
+
+          if (node && node.source && node.source.end && type != "start") {
+            _this3.map.addMapping({
+              source: _this3.sourcePath(node),
+              original: {
+                line: node.source.end.line,
+                column: node.source.end.column
+              },
+              generated: {
+                line: line,
+                column: column
+              }
+            });
+          }
         };
 
         this.root.stringify(builder);
-    };
+      }
+    },
+    generate: {
+      writable: true,
 
-    // Return Result object with or without map
-    $proto$0.generate = function() {
+
+      // Return Result object with or without map
+      value: function () {
         this.clearAnnotation();
 
-        if ( this.isMap() ) {
-            return this.generateMap();
+        if (this.isMap()) {
+          return this.generateMap();
         } else {
-            return [this.root.toString()];
+          return [this.root.toString()];
         }
-    };
-MIXIN$0(MapGenerator.prototype,$proto$0);$proto$0=void 0;return MapGenerator;})();
+      }
+    }
+  });
+
+  return MapGenerator;
+})();
 
 module.exports = MapGenerator;
+},{"./result":94,"js-base64":99,"path":49,"source-map":100}],89:[function(require,module,exports){
+"use strict";
+
+var _classProps = function (child, staticProps, instanceProps) {
+  if (staticProps) Object.defineProperties(child, staticProps);
+  if (instanceProps) Object.defineProperties(child.prototype, instanceProps);
+};
 
-},{"./result":91,"js-base64":95,"path":49,"source-map":96}],87:[function(require,module,exports){
 // Recursivly clone objects
 var clone = function (obj, parent) {
-    if ( typeof(obj) != 'object' ) return obj;
-    var cloned = new obj.constructor();
-
-    for ( var name in obj ) {
-        if ( !obj.hasOwnProperty(name) ) continue;
-        var value = obj[name];
-
-        if ( name == 'parent' && typeof(value) == 'object' ) {
-            if (parent) cloned[name] = parent;
-        } else if ( name == 'source' ) {
-            cloned[name] = value;
-        } else if ( value instanceof Array ) {
-            cloned[name] = value.map( function(i ) {return clone(i, cloned)} );
-        } else {
-            cloned[name] = clone(value, cloned);
-        }
+  if (typeof (obj) != "object") return obj;
+  var cloned = new obj.constructor();
+
+  for (var name in obj) {
+    if (!obj.hasOwnProperty(name)) continue;
+    var value = obj[name];
+
+    if (name == "parent" && typeof (value) == "object") {
+      if (parent) cloned[name] = parent;
+    } else if (name == "source") {
+      cloned[name] = value;
+    } else if (value instanceof Array) {
+      cloned[name] = value.map(function (i) {
+        return clone(i, cloned);
+      });
+    } else {
+      cloned[name] = clone(value, cloned);
     }
+  }
 
-    return cloned;
+  return cloned;
 };
 
-// Is `obj` has all keys from `keys`. Return `false` of object with keys from
-// `keys` and values from `obj`.
-var keys = function (obj, keys) {
-    var all = { };
-
-    for ( var key in keys ) {
-        if ( typeof(obj[key]) == 'undefined' ) {
-            return false;
-        } else {
-            all[key] = obj[key];
-        }
+var Node = (function () {
+  var Node = function Node(defaults) {
+    if (defaults === undefined) defaults = {};
+    for (var name in defaults) {
+      this[name] = defaults[name];
     }
+  };
 
-    return all;
-};
-
-// Some common methods for all CSS nodes
-var Node = (function(){"use strict";var DP$0 = Object.defineProperty;var MIXIN$0 = function(t,s){for(var p in s){if(s.hasOwnProperty(p)){DP$0(t,p,Object.getOwnPropertyDescriptor(s,p));}}return t};var $proto$0={};
-    function Node() {var defaults = arguments[0];if(defaults === void 0)defaults = { };
-        for ( var name in defaults ) {
-            this[name] = defaults[name];
-        }
-    }try{DP$0(Node, "prototype", {"configurable": false, "enumerable": false, "writable": false});}catch(e){}
-
-    // Remove this node from parent
-    //
-    //   decl.removeSelf();
-    //
-    // Note, that removing by index is faster:
-    //
-    //   rule.each( (decl, i) => rule.remove(i) );
-    $proto$0.removeSelf = function() {
-        if ( this.parent ) {
-            this.parent.remove(this);
+  _classProps(Node, null, {
+    removeSelf: {
+      writable: true,
+
+
+      // Remove this node from parent
+      //
+      //   decl.removeSelf();
+      //
+      // Note, that removing by index is faster:
+      //
+      //   rule.each( (decl, i) => rule.remove(i) );
+      value: function () {
+        if (this.parent) {
+          this.parent.remove(this);
         }
         return this;
-    };
+      }
+    },
+    replace: {
+      writable: true,
 
-    // Shortcut to insert nodes before and remove self.
-    //
-    //   importNode.replace( loadedRoot );
-    $proto$0.replace = function(nodes) {
+
+      // Shortcut to insert nodes before and remove self.
+      //
+      //   importNode.replace( loadedRoot );
+      value: function (nodes) {
         this.parent.insertBefore(this, nodes);
         this.parent.remove(this);
         return this;
-    };
+      }
+    },
+    toString: {
+      writable: true,
 
-    // Return CSS string of current node
-    //
-    //   decl.toString(); //=> "  color: black"
-    $proto$0.toString = function() {
-        var result  = '';
-        var builder = function(str)  {return result += str};
+
+      // Return CSS string of current node
+      //
+      //   decl.toString(); //=> "  color: black"
+      value: function () {
+        var result = "";
+        var builder = function (str) {
+          return result += str;
+        };
         this.stringify(builder);
         return result;
-    };
+      }
+    },
+    clone: {
+      writable: true,
 
-    // Clone current node
-    //
-    //   rule.append( decl.clone() );
-    //
-    // You can override properties while cloning:
-    //
-    //   rule.append( decl.clone({ value: '0' }) );
-    $proto$0.clone = function() {var overrides = arguments[0];if(overrides === void 0)overrides = { };
+
+      // Clone current node
+      //
+      //   rule.append( decl.clone() );
+      //
+      // You can override properties while cloning:
+      //
+      //   rule.append( decl.clone({ value: '0' }) );
+      value: function (overrides) {
+        if (overrides === undefined) overrides = {};
         var cloned = clone(this);
-        for ( var name in overrides ) {
-            cloned[name] = overrides[name];
+        for (var name in overrides) {
+          cloned[name] = overrides[name];
         }
         return cloned;
-    };
+      }
+    },
+    toJSON: {
+      writable: true,
 
-    // Remove `parent` node on cloning to fix circular structures
-    $proto$0.toJSON = function() {
-        var fixed = { };
 
-        for ( var name in this ) {
-            if ( !this.hasOwnProperty(name) ) continue;
-            if ( name == 'parent' ) continue;
-            var value = this[name];
+      // Remove `parent` node on cloning to fix circular structures
+      value: function () {
+        var fixed = {};
 
-            if ( value instanceof Array ) {
-                fixed[name] = value.map( function(i)  {
-                    return (typeof(i) == 'object' && i.toJSON) ? i.toJSON() : i;
-                });
-            } else if ( typeof(value) == 'object' && value.toJSON ) {
-                fixed[name] = value.toJSON();
-            } else {
-                fixed[name] = value;
-            }
+        for (var name in this) {
+          if (!this.hasOwnProperty(name)) continue;
+          if (name == "parent") continue;
+          var value = this[name];
+
+          if (value instanceof Array) {
+            fixed[name] = value.map(function (i) {
+              return (typeof (i) == "object" && i.toJSON) ? i.toJSON() : i;
+            });
+          } else if (typeof (value) == "object" && value.toJSON) {
+            fixed[name] = value.toJSON();
+          } else {
+            fixed[name] = value;
+          }
         }
 
         return fixed;
-    };
-
-    // Default code style
-    $proto$0.defaultStyle = function() {
-        return { };
-    };
-
-    // Allow to split node with same type by other critera.
-    // For example, to use different style for bodiless at-rules.
-    $proto$0.styleType = function() {
-        return this.type;
-    };
+      }
+    },
+    styleMap: {
+      writable: true,
+      value: function () {
+        return {};
+      }
+    },
+    style: {
+      writable: true,
 
-    // Copy code style from first node with same type
-    $proto$0.style = function() {var this$0 = this;
-        var type     = this.styleType();
-        var defaults = this.defaultStyle(type);
 
-        var all = keys(this, defaults);
-        if ( all ) return all;
+      // Copy code style from first node with same type
+      value: function (name) {
+        // Already had
+        var value = this.styleMap()[name];
+        if (typeof (value) != "undefined") return value;
 
-        var styled = defaults;
-        if ( this.parent ) {
+        var parent = this.parent;
 
-            var root = this;
-            while ( root.parent ) root = root.parent;
+        // Hack for first rule in CSS
+        if (!parent && (name == "beforeRule" || name == "beforeDecl")) {
+          return "";
+        }
+        if (name == "beforeRule" && !parent.parent && parent.first == this) {
+          return "";
+        }
 
-            if ( !root.styleCache ) root.styleCache = { };
-            if ( root.styleCache[type] ) {
-                styled = root.styleCache[type];
+        // Floating child without parent
+        if (!parent) return this.defaultStyle[name];
 
-            } else {
-                root.eachInside( function(another)  {
-                    if ( another.styleType() != type ) return;
-                    if ( this$0 == another )             return;
-
-                    all = keys(another, styled);
-                    if ( all ) {
-                        styled = all;
-                        return false;
-                    }
-                });
+        // Detect style by other nodes
+        var root = parent;
+        while (root.parent) root = root.parent;
 
-                root.styleCache[type] = styled;
-            }
+        if (!root.styleCache) root.styleCache = {};
+        if (typeof (root.styleCache[name]) != "undefined") {
+          return root.styleCache[name];
         }
 
-        var merge = { };
-        for ( var key in styled ) {
-            if ( typeof(this[key]) == 'undefined' ) {
-                merge[key] = styled[key];
-            } else {
-                merge[key] = this[key];
-            }
-        }
+        root.eachInside(function (other) {
+          value = other.styleMap()[name];
+          if (typeof (value) != "undefined") return false;
+        });
+        if (typeof (value) == "undefined") value = this.defaultStyle[name];
+
+        root.styleCache[name] = value;
+        return value;
+      }
+    },
+    stringifyRaw: {
+      writable: true,
 
-        return merge;
-    };
 
-    // Use raw value if origin was not changed
-    $proto$0.stringifyRaw = function(prop) {
+      // Use raw value if origin was not changed
+      value: function (prop) {
         var value = this[prop];
-        var raw   = this['_' + prop];
-        if ( raw && raw.value === value ) {
-            return raw.raw;
+        var raw = this["_" + prop];
+        if (raw && raw.value === value) {
+          return raw.raw;
         } else {
-            return value;
+          return value;
         }
-    };
-MIXIN$0(Node.prototype,$proto$0);$proto$0=void 0;return Node;})();
+      }
+    }
+  });
 
-module.exports = Node;
+  return Node;
+})();
 
-},{}],88:[function(require,module,exports){
-var CssSyntaxError = require('./css-syntax-error');
-var PreviousMap    = require('./previous-map');
-var Declaration    = require('./declaration');
-var Comment        = require('./comment');
-var AtRule         = require('./at-rule');
-var Root           = require('./root');
-var Rule           = require('./rule');
+// Default code style
+Node.prototype.defaultStyle = {
+  colon: ": ",
+  beforeDecl: "\n    ",
+  commentLeft: " ",
+  commentRight: " ",
+  beforeRule: "\n",
+  beforeOpen: " ",
+  beforeClose: "\n",
+  emptyBody: ""
+};
 
-var path = require('path');
+module.exports = Node;
+},{}],90:[function(require,module,exports){
+"use strict";
 
-var isSpace = /\s/;
+var Parser = require("./parser");
+var Input = require("./input");
 
-var sequence = 0;
+module.exports = function (css, opts) {
+  var input = new Input(css, opts);
 
-// CSS parser
-var Parser = (function(){"use strict";var DP$0 = Object.defineProperty;var MIXIN$0 = function(t,s){for(var p in s){if(s.hasOwnProperty(p)){DP$0(t,p,Object.getOwnPropertyDescriptor(s,p));}}return t};var $proto$0={};
-    function Parser(source) {var opts = arguments[1];if(opts === void 0)opts = { };
-        this.source = source.toString();
-        this.opts   = opts;
-
-        sequence    += 1;
-        this.id      = ((new Date()).valueOf() * 10  + sequence).toString();
-        this.root    = new Root();
-        this.current = this.root;
-        this.parents = [this.current];
-        this.type    = 'rules';
-        this.types   = [this.type];
-
-        this.pos    = -1;
-        this.line   = 1;
-        this.lines  = [];
-        this.column = 0;
-        this.buffer = '';
-    }try{DP$0(Parser, "prototype", {"configurable": false, "enumerable": false, "writable": false});}catch(e){}
-
-    $proto$0.loop = function() {
-        this.next  = this.source[0];
-        var length = this.source.length - 1;
-        while ( this.pos < length ) {
-            this.move();
-            this.nextLetter();
-        }
-        this.endFile();
-    };
+  var parser = new Parser(input);
+  parser.tokenize();
+  parser.loop();
 
-    $proto$0.setMap = function() {
-        var map = new PreviousMap(this.root, this.opts, this.id);
-        if ( map.text ) {
-            this.root.prevMap = map;
-            this.root.eachInside( function(i ) {return i.source.map = map} );
-        }
-    };
+  return parser.root;
+};
+},{"./input":86,"./parser":91}],91:[function(require,module,exports){
+"use strict";
 
-    $proto$0.nextLetter = function() {
-        return this.inString()   ||
-               this.inComment()  ||
-               this.isComment()  ||
-               this.isString()   ||
+var _classProps = function (child, staticProps, instanceProps) {
+  if (staticProps) Object.defineProperties(child, staticProps);
+  if (instanceProps) Object.defineProperties(child.prototype, instanceProps);
+};
 
-               this.isWrong()    ||
+var Declaration = require("./declaration");
+var tokenize = require("./tokenize");
+var Comment = require("./comment");
+var AtRule = require("./at-rule");
+var Root = require("./root");
+var Rule = require("./rule");
 
-               this.inAtrule()   || this.isAtrule()   ||
-               this.isBlockEnd() ||
-               this.inSelector() || this.isSelector() ||
-               this.inProperty() || this.isProperty() || this.inValue();
-    };
+var Parser = (function () {
+  var Parser = function Parser(input) {
+    this.input = input;
 
-    // Parsers
+    this.root = new Root();
+    this.current = this.root;
+    this.spaces = "";
+    this.semicolon = false;
 
-    $proto$0.inString = function(close) {
-        if ( this.quote ) {
-            if ( this.escape && !close ) {
-                this.escape = false;
-            } else if ( this.letter == '\\' ) {
-                this.escape = true;
-            } else if ( this.letter == this.quote || close ) {
-                this.quote = undefined;
-            }
-            this.trimmed += this.letter;
+    if (this.input.map) this.root.prevMap = this.input.map;
+  };
 
-            return true;
+  _classProps(Parser, null, {
+    tokenize: {
+      writable: true,
+      value: function () {
+        this.tokens = tokenize(this.input);
+      }
+    },
+    loop: {
+      writable: true,
+      value: function () {
+        var token;
+        while ((token = this.tokens.shift()) !== undefined) {
+          if (!this.nextToken(token)) this.spaces += token[1];
         }
-    };
+        this.endFile();
+      }
+    },
+    nextToken: {
+      writable: true,
+      value: function (token) {
+        return this.word(token) || this.end(token) || this.comment(token) || this.atrule(token) || this.emptyRule(token);
+      }
+    },
+    comment: {
+      writable: true,
+      value: function (token) {
+        if (token[0] != "comment") return false;
 
-    $proto$0.isString = function() {
-        if ( this.letter == '"' || this.letter == "'" ) {
-            this.quote    = this.letter;
-            this.quotePos = { line: this.line, column: this.column };
-            this.trimmed += this.letter;
+        var node = new Comment();
+        this.init(node, token[2], token[3]);
+        node.source.end = { line: token[4], column: token[5] };
 
-            return true;
+        var text = token[1].slice(2, -2);
+        if (text.match(/^\s*$/)) {
+          node.left = text;
+          node.text = "";
+          node.right = "";
+        } else {
+          var match = text.match(/^(\s*)([^]*[^\s])(\s*)$/);
+          node.left = match[1];
+          node.text = match[2];
+          node.right = match[3];
         }
-    };
+        return true;
+      }
+    },
+    emptyRule: {
+      writable: true,
+      value: function (token) {
+        if (token[0] != "{") return;
 
-    $proto$0.inComment = function(close) {var $D$0;
-        if ( this.inside('comment') ) {
-            if ( close || ( this.letter == '*' && this.next == '/' ) ) {
-                var text, left, right;
-                text = ($D$0 = this.startSpaces(this.prevBuffer()))[0], left = $D$0[1], $D$0;
-                text = ($D$0 = this.endSpaces(text))[0], right = $D$0[1], $D$0;
-                this.current.text  = text;
-                this.current.left  = left;
-                this.current.right = right;
-                this.move();
-                this.pop();
-            ;$D$0 = void 0}
-            return true;
+        var node = new Rule();
+        this.init(node, token[2], token[3]);
+        node.between = "";
+        node.selector = "";
+        this.current = node;
+        return true;
+      }
+    },
+    word: {
+      writable: true,
+      value: function (start) {
+        if (start[0] != "word" && start[0] != ":") return;
 
-        } else if ( this.inside('value-comment') ) {
-            if ( close || ( this.letter == '*' && this.next == '/' ) ) {
-                this.popType();
-                this.move();
-            }
-            return true;
-        }
-    };
+        var token;
+        var colon = false;
+        var buffer = [start];
+        var end = false;
+        while (true) {
+          token = this.tokens.shift();
 
-    $proto$0.isComment = function() {
-        if ( this.letter == '/' && this.next == '*' ) {
-            if ( this.inside('rules') || this.inside('decls') ) {
-                this.init( new Comment() );
-                this.addType('comment');
-                this.move();
-                this.buffer = '';
+          if (!token) {
+            end = true;
+            break;
+          } else if (token[0] == ";") {
+            buffer.push(token);
+            if (colon) {
+              this.decl(buffer);
+              return true;
             } else {
-                this.commentPos = { line: this.line, column: this.column };
-                this.addType('value-comment');
-                this.move();
-                return true;
-            }
-        }
-    };
-
-    $proto$0.isWrong = function() {
-        if ( this.letter == '{' ) {
-            if ( this.inside('decls') || this.inside('value') ) {
-                this.error("Unexpected {");
+              break;
             }
+          } else if (token[0] == "{") {
+            this.rule(buffer);
+            return true;
+          } else if (token[0] == "}") {
+            this.tokens.unshift(token);
+            end = true;
+            break;
+          } else if (token[0] == "at-word") {
+            this.tokens.unshift(token);
+            break;
+          } else {
+            if (token[0] == ":") colon = true;
+            buffer.push(token);
+          }
         }
 
-        if ( this.inside('prop') ) {
-            if ( this.letter == '}' || this.letter == ';') {
-                if ( this.opts.safe ) {
-                    var string = this.current.before + this.buffer;
-                    this.current.parent.decls.pop();
-                    this.pop();
-                    this.buffer    = string;
-                    this.semicolon = this.prevSemicolon;
-                } else {
-                    this.error('Missing property value');
-                }
-            }
+        if (end && colon) {
+          while (buffer.length) {
+            token = buffer[buffer.length - 1];
+            if (token[0] != "space" && token[0] != "comment") break;
+            this.tokens.unshift(buffer.pop());
+          }
+          this.decl(buffer);
+          return true;
         }
-    };
-
-    $proto$0.isAtrule = function() {
-        if ( this.letter == '@' && this.inside('rules') ) {
-            this.init( new AtRule() );
-            this.current.name = '';
-            this.addType('atrule-name');
 
-            return true;
+        if (this.input.safe) {
+          this.spaces += this.map(buffer, function (i) {
+            return i[1];
+          }).join("");
+          return true;
+        } else {
+          this.input.error("Unknown word", start[2], start[3]);
         }
-    };
-
-    $proto$0.inAtrule = function(close) {var $D$1;
-        if ( this.inside('atrule-name') ) {
-            if ( this.space() ) {
-                this.checkAtruleName();
-                this.buffer  = this.buffer.substr(this.current.name.length);
-                this.trimmed = '';
-                this.setType('atrule-param');
-
-            } else if ( this.letter == ';' || this.letter == '{' || close ) {
-                this.current.between = '';
-                this.checkAtruleName();
-                this.endAtruleParams();
-
-            } else {
-                this.current.name += this.letter;
-            }
-            return true;
-
-        } else if ( this.inside('atrule-param') ) {
-            if ( this.letter == ';' || this.letter == '{' || close ) {
-                var raw, left, right;
-                raw = ($D$1 = this.startSpaces( this.prevBuffer() ))[0], left = $D$1[1], $D$1;
-                raw = ($D$1 = this.endSpaces(raw))[0], right = $D$1[1], $D$1;
-                this.raw('params', this.trimmed.trim(), raw);
-                if ( this.current.params ) {
-                    this.current.afterName = left;
-                    this.current.between   = right;
-                } else {
-                    this.current.afterName = '';
-                    this.current.between   = left + right;
-                }
-                this.endAtruleParams();
+      }
+    },
+    rule: {
+      writable: true,
+      value: function (tokens) {
+        var node = new Rule();
+        this.init(node, tokens[0][2], tokens[0][3]);
 
-            ;$D$1 = void 0} else {
-                this.trimmed += this.letter;
-            }
-            return true;
+        node.between = this.spacesFromEnd(tokens);
+        this.raw(node, "selector", tokens);
+        this.current = node;
+      }
+    },
+    decl: {
+      writable: true,
+      value: function (tokens) {
+        var node = new Declaration();
+        this.init(node);
+
+        var last = tokens[tokens.length - 1];
+        if (last[0] == ";") {
+          node.source.end = { line: last[2], column: last[3] };
+          this.semicolon = true;
+          tokens.pop();
+        } else {
+          node.source.end = { line: last[4], column: last[5] };
         }
-    };
 
-    $proto$0.inSelector = function() {var $D$2;
-        if ( this.inside('selector') ) {
-            if ( this.letter == '{' ) {
-                var raw, spaces;
-                raw = ($D$2 = this.endSpaces( this.prevBuffer() ))[0], spaces = $D$2[1], $D$2;
-                this.raw('selector', this.trimmed.trim(), raw);
-                this.current.between = spaces;
-                this.semicolon = false;
-                this.buffer    = '';
-                this.setType('decls');
-            ;$D$2 = void 0} else {
-                this.trimmed += this.letter;
-            }
-
-            return true;
+        while (tokens[0][0] != "word") {
+          node.before += tokens.shift()[1];
         }
-    };
+        node.source.start = { line: tokens[0][2], column: tokens[0][3] };
 
-    $proto$0.isSelector = function() {
-        if ( !this.space() && this.inside('rules') ) {
-            this.init( new Rule() );
+        node.prop = tokens.shift()[1];
+        node.between = "";
 
-            if ( this.letter == '{' ) {
-                this.addType('decls');
-                this.current.selector = '';
-                this.current.between  = '';
-                this.semicolon = false;
-                this.buffer    = '';
-            } else {
-                this.addType('selector');
-                this.buffer  = this.letter;
-                this.trimmed = this.letter;
-            }
+        var token;
+        while (tokens.length) {
+          token = tokens.shift();
+          node.between += token[1];
 
-            return true;
+          if (token[0] == ":") {
+            break;
+          } else if (token[0] != "space" && token[0] != "comment") {
+            this.unknownWord(node, token);
+          }
         }
-    };
 
-    $proto$0.isBlockEnd = function(close) {var this$0 = this;
-        if ( this.letter == '}' || close ) {
-            if ( this.parents.length == 1 ) {
-                if ( !this.opts.safe ) {
-                    this.error('Unexpected }');
-                }
-            } else {
-                if ( this.inside('value') ) {
-                    this.fixEnd( function()  {return this$0.inValue('close')} );
-                } else if ( this.inside('prop') && this.opts.safe ) {
-                    this.inProperty('close');
-                } else {
-                    if ( this.semicolon ) this.current.semicolon = true;
-                    this.current.after = this.prevBuffer();
-                }
-                this.pop();
-            }
-
-            return true;
+        if (node.prop[0] == "_" || node.prop[0] == "*") {
+          node.before += node.prop[0];
+          node.prop = node.prop.slice(1);
         }
-    };
+        node.between += this.spacesFromStart(tokens);
 
-    $proto$0.inProperty = function(close) {
-        if ( this.inside('prop') ) {
-            if ( this.letter == ':' || close ) {
-                if ( this.buffer[0] == '*' || this.buffer[0] == '_' ) {
-                    this.current.before += this.buffer[0];
-                    this.trimmed = this.trimmed.substr(1);
-                    this.buffer  = this.buffer.substr(1);
-                }
-
-                this.current.prop = this.trimmed.trim();
-                var length = this.current.prop.length;
-                this.current.between = this.prevBuffer().substr(length);
-                this.buffer = '';
-
-                if ( close ) {
-                    this.current.value = '';
-                    this.pop();
-                } else {
-                    this.setType('value');
-                }
-                this.trimmed = '';
-            } else if ( this.letter == '{' ) {
-                this.error('Unexpected { in decls');
-            } else {
-                this.trimmed += this.letter;
-            }
-
-            return true;
+        var i;
+        for (i = 2; i < tokens.length; i++) {
+          if (tokens[i][0] == ":") this.missedSemicolon(tokens, i);
         }
-    };
-
-    $proto$0.isProperty = function() {
-        if ( this.inside('decls') && !this.space() && this.letter != ';' ) {
-            this.init( new Declaration() );
-            this.addType('prop');
-            this.buffer        = this.letter;
-            this.trimmed       = this.letter;
-            this.prevSemicolon = this.semicolon;
-            this.semicolon     = false;
 
-            return true;
+        for (i = tokens.length - 1; i > 0; i--) {
+          token = tokens[i];
+          if (token[1] == "!important") {
+            node.important = true;
+            var string = this.stringFrom(tokens, i);
+            string = this.spacesFromEnd(tokens) + string;
+            if (string != " !important") node._important = string;
+            break;
+          } else if (token[0] != "space" && token[0] != "comment") {
+            break;
+          }
         }
-    };
-
-    $proto$0.inValue = function(close) {var $D$3;
-        if ( this.inside('value') ) {
-            if ( this.letter == '(' ) {
-                this.inBrackets = true;
-            } else if ( this.inBrackets && this.letter == ')' ) {
-                this.inBrackets = false;
-            }
 
-            if ( (this.letter == ';' && !this.inBrackets) || close ) {
-                if ( this.letter == ';' ) this.semicolon = true;
-
-                var raw, spaces;
-                raw = ($D$3 = this.startSpaces(this.prevBuffer()))[0], spaces = $D$3[1], $D$3;
-                var trim      = this.trimmed.trim();
-
-                if ( raw.indexOf('!important') != -1 ) {
-                    var match = raw.match(/\s+!important\s*$/);
-                    if ( match ) {
-                        this.current.important  = true;
-                        this.current._important = match[0];
-                        raw  = raw.slice(0, -match[0].length);
-                        trim = trim.replace(/\s+!important$/, '');
-                    }
-                }
-
-                this.raw('value', trim, raw);
-                this.current.between += ':' + spaces;
-                this.pop();
-            ;$D$3 = void 0} else {
-                this.trimmed += this.letter;
-            }
+        this.raw(node, "value", tokens);
+      }
+    },
+    atrule: {
+      writable: true,
+      value: function (token) {
+        if (token[0] != "at-word") return;
 
-            return true;
+        var node = new AtRule();
+        node.name = token[1].slice(1);
+        if (node.name === "") {
+          if (this.input.safe) {
+            node.name = "";
+          } else {
+            this.input.error("At-rule without name", token[2], token[3]);
+          }
         }
-    };
-
-    $proto$0.endFile = function() {var this$0 = this;
-        if ( this.inside('atrule-param') || this.inside('atrule-name') ) {
-            this.fixEnd( function()  {return this$0.inAtrule('close')} );
+        this.init(node, token[2], token[3]);
+
+        var next;
+        var last = false;
+        var open = false;
+        var params = [];
+        while (true) {
+          token = this.tokens.shift();
+          if (!token) {
+            last = true;
+            break;
+          } else if (token[0] == ";") {
+            node.source.end = { line: token[2], column: token[3] };
+            this.semicolon = true;
+            break;
+          } else if (token[0] == "{") {
+            open = true;
+            break;
+          } else {
+            params.push(token);
+          }
         }
 
-        if ( this.inside('comment') || this.inside('value-comment') ) {
-            if ( this.opts.safe ) {
-                this.buffer += '/';
-                this.inComment('close');
-                this.closeBlocks();
-            } else {
-                if ( this.inside('comment') ) {
-                    this.error('Unclosed comment', this.current.source.start);
-                } else {
-                    this.error('Unclosed comment', this.commentPos);
-                }
-            }
-
-        } else if ( this.parents.length > 1 ) {
-            if ( this.opts.safe ) {
-                this.closeBlocks();
-            } else {
-                this.error('Unclosed block', this.current.source.start);
-            }
-
-        } else if ( this.quote ) {
-            if ( this.opts.safe ) {
-                this.inString('close');
-                this.closeBlocks();
-            } else {
-                this.error('Unclosed quote', this.quotePos);
-            }
-
+        node.between = this.spacesFromEnd(params);
+        if (params.length) {
+          node.afterName = this.spacesFromStart(params);
+          this.raw(node, "params", params);
+          if (last) {
+            token = params[params.length - 1];
+            node.source.end = { line: token[4], column: token[5] };
+            this.spaces = node.between;
+            node.between = "";
+          }
         } else {
-            this.root.after = this.buffer;
+          node.afterName = "";
+          node.params = "";
         }
-    };
-
-    // Helpers
-
-    $proto$0.error = function(message) {var pos = arguments[1];if(pos === void 0)pos = { line: this.line, column: this.column };
-        throw new CssSyntaxError(message, this.source, pos, this.opts.from);
-    };
-
-    $proto$0.move = function() {
-        this.pos    += 1;
-        this.column += 1;
-        this.letter  = this.next;
-        this.next    = this.source[this.pos + 1];
-        this.buffer += this.letter;
 
-        if ( this.letter == "\n" ) {
-            this.lines[this.line] = this.column - 1;
-            this.line  += 1;
-            this.column = 0;
+        if (open) {
+          node.childs = [];
+          this.current = node;
         }
-    };
-
-    $proto$0.prevBuffer = function() {
-        return this.buffer.slice(0, -1);
-    };
-
-    $proto$0.inside = function(type) {
-        return this.type == type;
-    };
-
-    $proto$0.space = function() {
-        return this.letter.trim() === '';
-    };
-
-    $proto$0.init = function(node) {
-        this.current.push(node);
-        this.parents.push(node);
-        this.current = node;
+        return true;
+      }
+    },
+    end: {
+      writable: true,
+      value: function (token) {
+        if (token[0] != "}") return;
 
-        this.current.source = {
-            start: {
-                line:   this.line,
-                column: this.column
-            },
-            content: this.source
-        };
-        if ( this.opts.from ) {
-            this.current.source.file = path.resolve(this.opts.from);
+        if (this.semicolon) {
+          this.current.semicolon = true;
+          this.semicolon = false;
+        }
+        this.current.after = (this.current.after || "") + this.spaces;
+        this.spaces = "";
+
+        if (this.current.parent) {
+          this.current.source.end = { line: token[2], column: token[3] };
+          this.current = this.current.parent;
+        } else if (!this.input.safe) {
+          this.input.error("Unexpected }", token[2], token[3]);
         } else {
-            this.current.source.id = this.id;
+          this.current.after += "}";
         }
-        this.current.before = this.buffer.slice(0, -1);
-        this.buffer = '';
-    };
 
-    $proto$0.raw = function(prop, value, origin) {
-        this.current[prop] = value;
-        if ( value != origin ) {
-            this.current['_' + prop] = { value: value, raw: origin };
-        }
-    };
-
-    $proto$0.fixEnd = function(callback) {
-        var start, after;
-        if ( this.letter == '}' ) {
-            start = this.buffer.search(/\s*\}$/);
-            after = this.buffer.slice(start, -1);
-        } else {
-            start = this.buffer.search(/\s*$/);
-            after = this.buffer.substr(start);
+        return true;
+      }
+    },
+    endFile: {
+      writable: true,
+      value: function () {
+        if (this.current.parent && !this.input.safe) {
+          var pos = this.current.source.start;
+          this.input.error("Unclosed block", pos.line, pos.column);
         }
-        this.buffer = this.buffer.substr(0, start + 1);
 
-        var el = this.current;
-        callback.apply(this);
+        if (this.semicolon) this.current.semicolon = true;
+        this.current.after = (this.current.after || "") + this.spaces;
 
-        var lines = after.match(/\n/g);
-        if ( lines ) {
-            el.source.end.line -= lines.length;
-            var all  = this.lines[el.source.end.line];
-            var last = after.indexOf("\n");
-            if ( last == -1 ) last = after.length;
-            el.source.end.column = all - last;
+        while (this.current.parent) {
+          this.current = this.current.parent;
+          this.current.after = "";
+        }
+      }
+    },
+    unknownWord: {
+      writable: true,
+      value: function (node, token) {
+        if (this.input.safe) {
+          node.source.start = { line: token[2], column: token[3] };
+          node.before += node.prop + node.between;
+          node.prop = tokens.shift()[1];
+          node.between = "";
         } else {
-            el.source.end.column -= after.length;
+          this.input.error("Unknown word", token[2], token[3]);
         }
+      }
+    },
+    missedSemicolon: {
+      writable: true,
+      value: function (tokens, colon) {
+        if (this.input.safe) {
+          var split;
+          for (split = colon - 1; split >= 0; split--) {
+            if (tokens[split][0] == "word") break;
+          }
+          for (split -= 1; split >= 0; split--) {
+            if (tokens[split][0] != "space") {
+              split += 1;
+              break;
+            }
+          }
+          var other = tokens.splice(split, tokens.length - split);
+          this.decl(other);
+        } else {
+          var token;
+          var founded = 0;
+          for (var j = colon - 1; j >= 0; j--) {
+            token = tokens[j];
+            if (token[0] != "space") {
+              founded += 1;
+              if (founded == 2) break;
+            }
+          }
+          this.input.error("Missed semicolon", token[4], token[5]);
+        }
+      }
+    },
+    init: {
+      writable: true,
 
-        this.current.after = after;
-        this.buffer = after;
-    };
-
-    $proto$0.pop = function() {
-        this.current.source.end = {
-            line:   this.line,
-            column: this.column
-        };
-
-        this.popType();
-        this.parents.pop();
-        this.current = this.parents[this.parents.length - 1];
-        this.buffer  = '';
-    };
-
-    $proto$0.addType = function(type) {
-        this.types.push(type);
-        this.type = type;
-    };
 
-    $proto$0.setType = function(type) {
-        this.types[this.types.length - 1] = type;
-        this.type = type;
-    };
+      // Helpers
 
-    $proto$0.popType = function() {
-        this.types.pop();
-        this.type = this.types[this.types.length - 1];
-    };
+      value: function (node, line, column) {
+        this.current.push(node);
 
-    $proto$0.atruleType = function() {
-        var name = this.current.name.toLowerCase();
-        if ( name == 'page' || name == 'font-face' ) {
-            return 'decls';
-        } else if ( name.slice(-8) == 'viewport' ) {
-            return 'decls';
+        node.source = { start: { line: line, column: column }, content: this.input.css };
+        if (this.input.map) node.source.map = this.input.map;
+        if (this.input.file) {
+          node.source.file = this.input.file;
         } else {
-            return 'rules';
+          node.source.id = this.input.id;
         }
-    };
 
-    $proto$0.endAtruleParams = function() {
-        if ( this.letter == '{' ) {
-            var type = this.atruleType();
-            this.current.addMixin(type);
-            this.setType(type);
-            this.buffer = '';
-        } else {
-            if ( this.letter == ';' ) this.current.semicolon = true;
-            this.pop();
+        node.before = this.spaces;
+        this.spaces = "";
+        this.semicolon = false;
+      }
+    },
+    raw: {
+      writable: true,
+      value: function (node, prop, tokens) {
+        var clean = true;
+        var value = this.map(tokens, function (token) {
+          if (token[0] == "comment") {
+            clean = false;
+            return "";
+          } else {
+            return token[1];
+          }
+        }).join("");
+        if (!clean) {
+          var origin = tokens.map(function (i) {
+            return i[1];
+          }).join("");
+          node["_" + prop] = { value: value, raw: origin };
         }
-    };
-
-    $proto$0.checkAtruleName = function() {
-        if ( this.current.name === '' ) this.error('At-rule without name');
-    };
-
-    $proto$0.startSpaces = function(string) {
-        var match = string.match(/^\s+/);
-        if ( match ) {
-            var pos = match[0].length;
-            return [string.substr(pos), match[0]];
-        } else {
-            return [string, ''];
+        node[prop] = value;
+      }
+    },
+    spacesFromEnd: {
+      writable: true,
+      value: function (tokens) {
+        var next;
+        var spaces = "";
+        while (tokens.length) {
+          next = tokens[tokens.length - 1];
+          if (next[0] != "space" && next[0] != "comment") break;
+          spaces += tokens.pop()[1];
         }
-    };
-
-    $proto$0.endSpaces = function(string) {
-        var match = string.match(/\s+$/);
-        if ( match ) {
-            var pos = match[0].length;
-            return [string.slice(0, -pos), match[0]];
-        } else {
-            return [string, ''];
+        return spaces;
+      }
+    },
+    spacesFromStart: {
+      writable: true,
+      value: function (tokens) {
+        var next;
+        var spaces = "";
+        while (tokens.length) {
+          next = tokens[0];
+          if (next[0] != "space" && next[0] != "comment") break;
+          spaces += tokens.shift()[1];
         }
-    };
-
-    $proto$0.closeBlocks = function() {
-        for ( var i = 0; i < this.parents.length; i++ ) {
-            this.buffer += '{';
-            this.isBlockEnd('close');
+        return spaces;
+      }
+    },
+    stringFrom: {
+      writable: true,
+      value: function (tokens, i) {
+        var part = tokens.splice(i, tokens.length - i);
+        return this.map(part, function (i) {
+          return i[1];
+        }).join("");
+      }
+    },
+    map: {
+      writable: true,
+      value: function (array, callback) {
+        var mapped = [];
+        for (var i = 0; i < array.length; i++) {
+          mapped.push(callback(array[i], i));
         }
-    };
-MIXIN$0(Parser.prototype,$proto$0);$proto$0=void 0;return Parser;})();
+        return mapped;
+      }
+    }
+  });
 
-module.exports = function (source) {var opts = arguments[1];if(opts === void 0)opts = { };
-    if ( opts.map == 'inline' ) opts.map = { inline: true };
+  return Parser;
+})();
 
-    var parser = new Parser(source, opts);
-    parser.loop();
-    parser.setMap();
+module.exports = Parser;
+},{"./at-rule":81,"./comment":82,"./declaration":85,"./root":95,"./rule":96,"./tokenize":97}],92:[function(require,module,exports){
+"use strict";
 
-    return parser.root;
+var _slice = Array.prototype.slice;
+var _classProps = function (child, staticProps, instanceProps) {
+  if (staticProps) Object.defineProperties(child, staticProps);
+  if (instanceProps) Object.defineProperties(child.prototype, instanceProps);
 };
 
-},{"./at-rule":80,"./comment":81,"./css-syntax-error":83,"./declaration":84,"./previous-map":90,"./root":92,"./rule":93,"path":49}],89:[function(require,module,exports){
-var Declaration = require('./declaration');
-var Comment     = require('./comment');
-var AtRule      = require('./at-rule');
-var Result      = require('./result');
-var Rule        = require('./rule');
-var Root        = require('./root');
-
-// List of functions to process CSS
-var PostCSS = (function(){"use strict";var DP$0 = Object.defineProperty;var MIXIN$0 = function(t,s){for(var p in s){if(s.hasOwnProperty(p)){DP$0(t,p,Object.getOwnPropertyDescriptor(s,p));}}return t};var $proto$0={};
-    function PostCSS() {var processors = arguments[0];if(processors === void 0)processors = [];var this$0 = this;
-        this.processors = processors.map( function(i)  {return this$0.normalize(i)} );
-    }try{DP$0(PostCSS, "prototype", {"configurable": false, "enumerable": false, "writable": false});}catch(e){}
-
-    // Add another function to CSS processors
-    $proto$0.use = function(processor) {
+var Declaration = require("./declaration");
+var Comment = require("./comment");
+var AtRule = require("./at-rule");
+var Result = require("./result");
+var Rule = require("./rule");
+var Root = require("./root");
+
+var PostCSS = (function () {
+  var PostCSS = function PostCSS(processors) {
+    var _this = this;
+    if (processors === undefined) processors = [];
+    this.processors = processors.map(function (i) {
+      return _this.normalize(i);
+    });
+  };
+
+  _classProps(PostCSS, null, {
+    use: {
+      writable: true,
+
+
+      // Add another function to CSS processors
+      value: function (processor) {
         processor = this.normalize(processor);
-        this.processors.push(processor);
+        if (processor instanceof PostCSS) {
+          this.processors = this.processors.concat(processor.processors);
+        } else {
+          this.processors.push(processor);
+        }
         return this;
-    };
+      }
+    },
+    process: {
+      writable: true,
 
-    // Process CSS throw installed processors
-    $proto$0.process = function(css) {var S_ITER$0 = typeof Symbol!=='undefined'&&Symbol&&Symbol.iterator||'@@iterator';var S_MARK$0 = typeof Symbol!=='undefined'&&Symbol&&Symbol["__setObjectSetter__"];function GET_ITER$0(v){if(v){if(Array.isArray(v))return 0;var f;if(S_MARK$0)S_MARK$0(v);if(typeof v==='object'&&typeof (f=v[S_ITER$0])==='function'){if(S_MARK$0)S_MARK$0(void 0);return f.call(v);}if(S_MARK$0)S_MARK$0(void 0);if((v+'')==='[object Generator]')return v;}throw new Error(v+' is not iterable')};var $D$0;var $D$1;var $D$2;var $D$3;var opts = arguments[1];if(opts === void 0)opts = { };
-        if ( opts.map == 'inline' ) opts.map = { inline: true };
+
+      // Process CSS throw installed processors
+      value: function (css, opts) {
+        if (opts === undefined) opts = {};
+        if (opts.map == "inline") {
+          opts.map = { inline: true };
+          console.warn("Shortcut map: \"inline\" is deprecated " + "and will be remove in 3.1");
+        }
 
         var parsed;
-        if ( css instanceof Root ) {
-            parsed = css;
-        } else if ( css instanceof Result ) {
-            parsed = css.root;
+        if (css instanceof Root) {
+          parsed = css;
+        } else if (css instanceof Result) {
+          parsed = css.root;
+          if (css.map && typeof (opts.map) == "undefined") {
+            opts.map = { prev: css.map };
+          }
         } else {
-            parsed = postcss.parse(css, opts);
+          parsed = postcss.parse(css, opts);
         }
 
-        $D$3 = (this.processors);$D$0 = GET_ITER$0($D$3);$D$2 = $D$0 === 0;$D$1 = ($D$2 ? $D$3.length : void 0);for ( var processor ;$D$2 ? ($D$0 < $D$1) : !($D$1 = $D$0["next"]())["done"];){processor = ($D$2 ? $D$3[$D$0++] : $D$1["value"]);
-            var returned = processor(parsed, opts);
-            if ( returned instanceof Root ) parsed = returned;
-        };$D$0 = $D$1 = $D$2 = $D$3 = void 0;
+        for (var i = 0; i < this.processors.length; i++) {
+          var returned = this.processors[i](parsed, opts);
+          if (returned instanceof Root) parsed = returned;
+        }
 
         return parsed.toResult(opts);
-    };
+      }
+    },
+    normalize: {
+      writable: true,
+
 
-    // Return processor function
-    $proto$0.normalize = function(processor) {
-        var type = typeof(processor);
-        if ( (type == 'object' || type == 'function') && processor.postcss ) {
-            return processor.postcss;
+      // Return processor function
+      value: function (processor) {
+        var type = typeof (processor);
+        if ((type == "object" || type == "function") && processor.postcss) {
+          return processor.postcss;
         } else {
-            return processor;
+          return processor;
         }
-    };
-MIXIN$0(PostCSS.prototype,$proto$0);$proto$0=void 0;return PostCSS;})();
+      }
+    }
+  });
+
+  return PostCSS;
+})();
 
 // Framework for CSS postprocessors
 //
@@ -12903,305 +13905,597 @@ MIXIN$0(PostCSS.prototype,$proto$0);$proto$0=void 0;return PostCSS;})();
 //       // Change nodes in css
 //   });
 //   processor.process(css)
-var postcss = function () {var SLICE$0 = Array.prototype.slice;var processors = SLICE$0.call(arguments, 0);
-    return new PostCSS(processors);
+var postcss = function () {
+  var processors = _slice.call(arguments);
+
+  if (processors.length == 1 && Array.isArray(processors[0])) {
+    processors = processors[0];
+  }
+  return new PostCSS(processors);
 };
 
 // Compile CSS to nodes
-postcss.parse = require('./parse');
+postcss.parse = require("./parse");
 
 // Nodes shortcuts
 postcss.comment = function (defaults) {
-    return new Comment(defaults);
+  return new Comment(defaults);
 };
 postcss.atRule = function (defaults) {
-    return new AtRule(defaults);
+  return new AtRule(defaults);
 };
 postcss.decl = function (defaults) {
-    return new Declaration(defaults);
+  return new Declaration(defaults);
 };
 postcss.rule = function (defaults) {
-    return new Rule(defaults);
+  return new Rule(defaults);
 };
 postcss.root = function (defaults) {
-    return new Root(defaults);
+  return new Root(defaults);
 };
 
 module.exports = postcss;
+},{"./at-rule":81,"./comment":82,"./declaration":85,"./parse":90,"./result":94,"./root":95,"./rule":96}],93:[function(require,module,exports){
+"use strict";
+
+var _classProps = function (child, staticProps, instanceProps) {
+  if (staticProps) Object.defineProperties(child, staticProps);
+  if (instanceProps) Object.defineProperties(child.prototype, instanceProps);
+};
 
-},{"./at-rule":80,"./comment":81,"./declaration":84,"./parse":88,"./result":91,"./root":92,"./rule":93}],90:[function(require,module,exports){
-var mozilla = require('source-map');
-var Base64  = require('js-base64').Base64;
-var path    = require('path');
-var fs      = require('fs');
+var mozilla = require("source-map");
+var Base64 = require("js-base64").Base64;
+var path = require("path");
+var fs = require("fs");
 
-// Detect previous map
-var PreviousMap = (function(){"use strict";var DP$0 = Object.defineProperty;var MIXIN$0 = function(t,s){for(var p in s){if(s.hasOwnProperty(p)){DP$0(t,p,Object.getOwnPropertyDescriptor(s,p));}}return t};var $proto$0={};
-    function PreviousMap(root, opts, id) {
-        this.file = opts.from || id;
+var PreviousMap = (function () {
+  var PreviousMap = function PreviousMap(css, opts) {
+    this.loadAnnotation(css);
+    this.inline = this.startWith(this.annotation, "data:");
 
-        this.loadAnnotation(root);
-        var inlinePrefix = '# sourceMappingURL=data:';
-        this.inline = this.startWith(this.annotation, inlinePrefix);
+    var text = this.loadMap(opts.from, opts.map ? opts.map.prev : undefined);
+    if (text) this.text = text;
+  };
+
+  _classProps(PreviousMap, null, {
+    consumer: {
+      writable: true,
 
-        var text = this.loadMap(opts.map ? opts.map.prev : undefined);
-        if ( text ) this.text = text;
-    }try{DP$0(PreviousMap, "prototype", {"configurable": false, "enumerable": false, "writable": false});}catch(e){}
 
-    // Return SourceMapConsumer object to read map
-    $proto$0.consumer = function() {
-        if ( !this.consumerCache ) {
-            this.consumerCache = new mozilla.SourceMapConsumer(this.text);
+      // Return SourceMapConsumer object to read map
+      value: function () {
+        if (!this.consumerCache) {
+          this.consumerCache = new mozilla.SourceMapConsumer(this.text);
         }
         return this.consumerCache;
-    };
+      }
+    },
+    withContent: {
+      writable: true,
 
-    // Is map has sources content
-    $proto$0.withContent = function() {
-        return !!(this.consumer().sourcesContent &&
-                  this.consumer().sourcesContent.length > 0);
-    };
 
-    // Is `string` is starting with `start`
-    $proto$0.startWith = function(string, start) {
-        if ( !string ) return false;
-        return string.substr(0, start.length) == start;
-    };
+      // Is map has sources content
+      value: function () {
+        return !!(this.consumer().sourcesContent && this.consumer().sourcesContent.length > 0);
+      }
+    },
+    startWith: {
+      writable: true,
 
-    // Load for annotation comment from previous compilation step
-    $proto$0.loadAnnotation = function(root) {
-        var last = root.last;
-        if ( !last ) return;
-        if ( last.type != 'comment' ) return;
 
-        if ( this.startWith(last.text, '# sourceMappingURL=') ) {
-            this.annotation = last.text;
-        }
-    };
+      // Is `string` is starting with `start`
+      value: function (string, start) {
+        if (!string) return false;
+        return string.substr(0, start.length) == start;
+      }
+    },
+    loadAnnotation: {
+      writable: true,
+
 
-    // Encode different type of inline
-    $proto$0.decodeInline = function(text) {
-        var uri    = '# sourceMappingURL=data:application/json,';
-        var base64 = '# sourceMappingURL=data:application/json;base64,';
+      // Load for annotation comment from previous compilation step
+      value: function (css) {
+        var match = css.match(/\/\*\s*# sourceMappingURL=(.*)\s*\*\//);
+        if (match) this.annotation = match[1].trim();
+      }
+    },
+    decodeInline: {
+      writable: true,
 
-        if ( this.startWith(text, uri) ) {
-            return decodeURIComponent( text.substr(uri.length) );
 
-        } else if ( this.startWith(text, base64) ) {
-            return Base64.decode( text.substr(base64.length) );
+      // Encode different type of inline
+      value: function (text) {
+        var uri = "data:application/json,";
+        var base64 = "data:application/json;base64,";
 
+        if (this.startWith(text, uri)) {
+          return decodeURIComponent(text.substr(uri.length));
+        } else if (this.startWith(text, base64)) {
+          return Base64.decode(text.substr(base64.length));
         } else {
-            var encoding = text.match(/ata:application\/json;([^,]+),/)[1];
-            throw new Error('Unsupported source map encoding ' + encoding);
+          var encoding = text.match(/data:application\/json;([^,]+),/)[1];
+          throw new Error("Unsupported source map encoding " + encoding);
         }
-    };
-
-    // Load previous map
-    $proto$0.loadMap = function(prev) {
-        if ( prev === false ) return;
-
-        if ( prev ) {
-            if ( typeof(prev) == 'string' ) {
-                return prev;
-            } else if ( prev instanceof mozilla.SourceMapConsumer ) {
-                return mozilla.SourceMapGenerator
-                    .fromSourceMap(prev).toString();
-            } else if ( prev instanceof mozilla.SourceMapGenerator ) {
-                return prev.toString();
-            } else if ( typeof(prev) == 'object' && prev.mappings ) {
-                return JSON.stringify(prev);
-            } else {
-                throw new Error('Unsupported previous source map format: ' +
-                    prev.toString());
-            }
+      }
+    },
+    loadMap: {
+      writable: true,
 
-        } else if ( this.inline ) {
-            return this.decodeInline(this.annotation);
 
-        } else if ( this.annotation ) {
-            var map = this.annotation.replace('# sourceMappingURL=', '');
-            if ( this.file ) map = path.join(path.dirname(this.file), map);
+      // Load previous map
+      value: function (file, prev) {
+        if (prev === false) return;
 
-            this.root = path.dirname(map);
-            if ( fs.existsSync && fs.existsSync(map) ) {
-                return fs.readFileSync(map, 'utf-8').toString();
-            }
+        if (prev) {
+          if (typeof (prev) == "string") {
+            return prev;
+          } else if (prev instanceof mozilla.SourceMapConsumer) {
+            return mozilla.SourceMapGenerator.fromSourceMap(prev).toString();
+          } else if (prev instanceof mozilla.SourceMapGenerator) {
+            return prev.toString();
+          } else if (typeof (prev) == "object" && prev.mappings) {
+            return JSON.stringify(prev);
+          } else {
+            throw new Error("Unsupported previous source map format: " + prev.toString());
+          }
+        } else if (this.inline) {
+          return this.decodeInline(this.annotation);
+        } else if (this.annotation) {
+          var map = this.annotation;
+          if (file) map = path.join(path.dirname(file), map);
+
+          this.root = path.dirname(map);
+          if (fs.existsSync && fs.existsSync(map)) {
+            return fs.readFileSync(map, "utf-8").toString().trim();
+          }
         }
-    };
-MIXIN$0(PreviousMap.prototype,$proto$0);$proto$0=void 0;return PreviousMap;})();
+      }
+    }
+  });
+
+  return PreviousMap;
+})();
 
 module.exports = PreviousMap;
+},{"fs":44,"js-base64":99,"path":49,"source-map":100}],94:[function(require,module,exports){
+"use strict";
+
+var _classProps = function (child, staticProps, instanceProps) {
+  if (staticProps) Object.defineProperties(child, staticProps);
+  if (instanceProps) Object.defineProperties(child.prototype, instanceProps);
+};
 
-},{"fs":44,"js-base64":95,"path":49,"source-map":96}],91:[function(require,module,exports){
-var MapGenerator = require('./map-generator');
+var MapGenerator = require("./map-generator");
 
-// Object with processed CSS
-var Result = (function(){"use strict";var DP$0 = Object.defineProperty;var MIXIN$0 = function(t,s){for(var p in s){if(s.hasOwnProperty(p)){DP$0(t,p,Object.getOwnPropertyDescriptor(s,p));}}return t};var $proto$0={};
-    function Result(root) {var opts = arguments[1];if(opts === void 0)opts = { };
-        this.root = root;
-        this.opts = opts;
-    }Object.defineProperties(Result.prototype, {map: {"get": map$get$0, "configurable": true, "enumerable": true}, css: {"get": css$get$0, "configurable": true, "enumerable": true}});try{DP$0(Result, "prototype", {"configurable": false, "enumerable": false, "writable": false});}catch(e){}
+var Result = (function () {
+  var Result = function Result(root, opts) {
+    if (opts === undefined) opts = {};
+    this.root = root;
+    this.opts = opts;
+  };
 
-    // Lazy method to return source map
-    function map$get$0() {
-        if ( !this.cssCached ) this.stringify();
+  _classProps(Result, null, {
+    map: {
+      // Lazy method to return source map
+      get: function () {
+        if (!this.cssCached) this.stringify();
         return this.mapCached;
-    }
-
-    // Lazy method to return CSS string
-    function css$get$0() {
-        if ( !this.cssCached ) this.stringify();
+      }
+    },
+    css: {
+      // Lazy method to return CSS string
+      get: function () {
+        if (!this.cssCached) this.stringify();
         return this.cssCached;
-    }
+      }
+    },
+    toString: {
+      writable: true,
+
 
-    // Return CSS string on any try to print
-    $proto$0.toString = function() {
+      // Return CSS string on any try to print
+      value: function () {
         return this.css;
-    };
+      }
+    },
+    stringify: {
+      writable: true,
+
 
-    // Generate CSS and map
-    $proto$0.stringify = function() {
+      // Generate CSS and map
+      value: function () {
         var map = new MapGenerator(this.root, this.opts);
-        var generated  = map.generate();
+        var generated = map.generate();
         this.cssCached = generated[0];
         this.mapCached = generated[1];
-    };
-MIXIN$0(Result.prototype,$proto$0);$proto$0=void 0;return Result;})();
+      }
+    }
+  });
+
+  return Result;
+})();
 
 module.exports = Result;
+},{"./map-generator":88}],95:[function(require,module,exports){
+"use strict";
 
-},{"./map-generator":86}],92:[function(require,module,exports){
-var Declaration = require('./declaration');
-var Container   = require('./container');
-var Comment     = require('./comment');
-var AtRule      = require('./at-rule');
-var Result      = require('./result');
-var Rule        = require('./rule');
-
-// Root of CSS
-var Root = (function(super$0){"use strict";var DP$0 = Object.defineProperty;var MIXIN$0 = function(t,s){for(var p in s){if(s.hasOwnProperty(p)){DP$0(t,p,Object.getOwnPropertyDescriptor(s,p));}}return t};MIXIN$0(Root, super$0);var $proto$0={};
-    function Root(defaults) {
-        this.type  = 'root';
-        this.rules = [];
-        super$0.call(this, defaults);
-    }Root.prototype = Object.create(super$0.prototype, {"constructor": {"value": Root, "configurable": true, "writable": true} });try{DP$0(Root, "prototype", {"configurable": false, "enumerable": false, "writable": false});}catch(e){}
-
-    // Fix spaces on insert before first rule
-    $proto$0.normalize = function(child, sample, type) {var S_ITER$0 = typeof Symbol!=='undefined'&&Symbol&&Symbol.iterator||'@@iterator';var S_MARK$0 = typeof Symbol!=='undefined'&&Symbol&&Symbol["__setObjectSetter__"];function GET_ITER$0(v){if(v){if(Array.isArray(v))return 0;var f;if(S_MARK$0)S_MARK$0(v);if(typeof v==='object'&&typeof (f=v[S_ITER$0])==='function'){if(S_MARK$0)S_MARK$0(void 0);return f.call(v);}if(S_MARK$0)S_MARK$0(void 0);if((v+'')==='[object Generator]')return v;}throw new Error(v+' is not iterable')};var $D$0;var $D$1;var $D$2;
-        var childs = super$0.prototype.normalize.call(this, child, sample, type);
-
-        $D$0 = GET_ITER$0(childs);$D$2 = $D$0 === 0;$D$1 = ($D$2 ? childs.length : void 0);for ( child ;$D$2 ? ($D$0 < $D$1) : !($D$1 = $D$0["next"]())["done"];){child = ($D$2 ? childs[$D$0++] : $D$1["value"]);
-            if ( type == 'prepend' ) {
-                if ( this.rules.length > 1 ) {
-                    sample.before = this.rules[1].before;
-                } else if ( this.rules.length == 1 ) {
-                    sample.before = this.after;
-                }
+var _classProps = function (child, staticProps, instanceProps) {
+  if (staticProps) Object.defineProperties(child, staticProps);
+  if (instanceProps) Object.defineProperties(child.prototype, instanceProps);
+};
+
+var _extends = function (child, parent) {
+  child.prototype = Object.create(parent.prototype, {
+    constructor: {
+      value: child,
+      enumerable: false,
+      writable: true,
+      configurable: true
+    }
+  });
+  child.__proto__ = parent;
+};
+
+var Declaration = require("./declaration");
+var Container = require("./container");
+var Comment = require("./comment");
+var AtRule = require("./at-rule");
+var Result = require("./result");
+var Rule = require("./rule");
+
+var Root = (function (Container) {
+  var Root = function Root(defaults) {
+    this.type = "root";
+    this.childs = [];
+    Container.call(this, defaults);
+  };
+
+  _extends(Root, Container);
+
+  _classProps(Root, null, {
+    remove: {
+      writable: true,
+
+
+      // Fix space when we remove first child
+      value: function (child) {
+        child = this.index(child);
+
+        if (child === 0 && this.childs.length > 1) {
+          this.childs[1].before = this.childs[child].before;
+        }
+
+        return Container.prototype.remove.call(this, child);
+      }
+    },
+    normalize: {
+      writable: true,
+
+
+      // Fix spaces on insert before first rule
+      value: function (child, sample, type) {
+        var childs = Container.prototype.normalize.call(this, child, sample, type);
+
+        for (var i = 0; i < childs.length; i++) {
+          if (type == "prepend") {
+            if (this.childs.length > 1) {
+              sample.before = this.childs[1].before;
+            } else if (this.childs.length == 1) {
+              sample.before = this.after;
+            }
+          } else {
+            if (this.childs.length > 1) {
+              if (sample) childs[i].before = sample.before;
             } else {
-                if ( this.rules.length > 1 ) {
-                    child.before = sample.before;
-                } else {
-                    child.before = this.after;
-                }
+              childs[i].before = this.after;
             }
-        };$D$0 = $D$1 = $D$2 = void 0;
+          }
+        }
 
         return childs;
-    };
+      }
+    },
+    stringify: {
+      writable: true,
 
-    // Stringify styles
-    $proto$0.stringify = function(builder) {
+
+      // Stringify styles
+      value: function (builder) {
         this.stringifyContent(builder);
-        if ( this.after) builder(this.after);
-    };
+        if (this.after) builder(this.after);
+      }
+    },
+    toResult: {
+      writable: true,
 
-    // Generate processing result with optional source map
-    $proto$0.toResult = function() {var opts = arguments[0];if(opts === void 0)opts = { };
+
+      // Generate processing result with optional source map
+      value: function (opts) {
+        if (opts === undefined) opts = {};
         return new Result(this, opts);
-    };
-MIXIN$0(Root.prototype,$proto$0);$proto$0=void 0;return Root;})(Container.WithRules);
+      }
+    }
+  });
+
+  return Root;
+})(Container);
 
 module.exports = Root;
+},{"./at-rule":81,"./comment":82,"./container":83,"./declaration":85,"./result":94,"./rule":96}],96:[function(require,module,exports){
+"use strict";
 
-},{"./at-rule":80,"./comment":81,"./container":82,"./declaration":84,"./result":91,"./rule":93}],93:[function(require,module,exports){
-var Container   = require('./container');
-var Declaration = require('./declaration');
-var list        = require('./list');
+var _classProps = function (child, staticProps, instanceProps) {
+  if (staticProps) Object.defineProperties(child, staticProps);
+  if (instanceProps) Object.defineProperties(child.prototype, instanceProps);
+};
 
-// CSS rule like “a { }”
-var Rule = (function(super$0){"use strict";var DP$0 = Object.defineProperty;var MIXIN$0 = function(t,s){for(var p in s){if(s.hasOwnProperty(p)){DP$0(t,p,Object.getOwnPropertyDescriptor(s,p));}}return t};MIXIN$0(Rule, super$0);var $proto$0={};
-    function Rule(defaults) {
-        this.type = 'rule';
-        super$0.call(this, defaults);
-    }Rule.prototype = Object.create(super$0.prototype, {"constructor": {"value": Rule, "configurable": true, "writable": true}, selectors: {"get": selectors$get$0, "set": selectors$set$0, "configurable": true, "enumerable": true} });try{DP$0(Rule, "prototype", {"configurable": false, "enumerable": false, "writable": false});}catch(e){}
+var _extends = function (child, parent) {
+  child.prototype = Object.create(parent.prototype, {
+    constructor: {
+      value: child,
+      enumerable: false,
+      writable: true,
+      configurable: true
+    }
+  });
+  child.__proto__ = parent;
+};
 
-    // Different style for empty and non-empty rules
-    $proto$0.styleType = function() {
-        return this.type + (this.decls.length ? '-body' : '-empty');
-    };
+var Container = require("./container");
+var Declaration = require("./declaration");
+var list = require("./list");
 
-    $proto$0.defaultStyle = function(type) {
-        if ( type == 'rule-body' ) {
-            return { between: ' ', after: this.defaultAfter() };
-        } else {
-            return { between: ' ', after: '' };
-        }
-    };
+var Rule = (function (Container) {
+  var Rule = function Rule(defaults) {
+    this.type = "rule";
+    this.childs = [];
+    Container.call(this, defaults);
+  };
+
+  _extends(Rule, Container);
 
-    // Shortcut to get selectors as array
+  _classProps(Rule, null, {
+    selectors: {
+      // Shortcut to get selectors as array
 
-    function selectors$get$0() {
+      get: function () {
         return list.comma(this.selector);
-    }
+      },
+      set: function (values) {
+        this.selector = values.join(", ");
+      }
+    },
+    stringify: {
+      writable: true,
 
-    function selectors$set$0(values) {
-        this.selector = values.join(', ');
+
+      // Stringify rule
+      value: function (builder) {
+        this.stringifyBlock(builder, this.stringifyRaw("selector"));
+      }
     }
+  });
 
-    // Stringify rule
-    $proto$0.stringify = function(builder) {
-        this.stringifyBlock(builder,
-            this.stringifyRaw('selector') + this.style().between + '{');
-    };
-MIXIN$0(Rule.prototype,$proto$0);$proto$0=void 0;return Rule;})(Container.WithDecls);
+  return Rule;
+})(Container);
 
 module.exports = Rule;
+},{"./container":83,"./declaration":85,"./list":87}],97:[function(require,module,exports){
+"use strict";
 
-},{"./container":82,"./declaration":84,"./list":85}],94:[function(require,module,exports){
-// Methods to work with vendor prefixes
-var vendor = {
+var singleQuote = "'".charCodeAt(0), doubleQuote = "\"".charCodeAt(0), backslash = "\\".charCodeAt(0), slash = "/".charCodeAt(0), newline = "\n".charCodeAt(0), space = " ".charCodeAt(0), feed = "\f".charCodeAt(0), tab = "\t".charCodeAt(0), cr = "\r".charCodeAt(0), bracket = "(".charCodeAt(0), openCurly = "{".charCodeAt(0), closeCurly = "}".charCodeAt(0), semicolon = ";".charCodeAt(0), asterisk = "*".charCodeAt(0), colon = ":".charCodeAt(0), at = "@".charCodeAt(0), atEnd = /[ \n\t\r\{'"/]/g, wordEnd = /[ \n\t\r\(\{\}:;@!'"]|\/(?=\*)/g;
 
-    // Return vendor prefix from property name, if it exists
-    //
-    //   vendor.prefix('-moz-box-sizing') #=> '-moz-'
-    //   vendor.prefix('box-sizing')      #=> ''
-    prefix: function (prop) {
-        if ( prop[0] == '-' ) {
-            var sep = prop.indexOf('-', 1);
-            return prop.substr(0, sep + 1);
+module.exports = function (input) {
+  var tokens = [];
+  var css = input.css.valueOf();
+
+  var code, next, quote, lines, last, content, nextLine, nextOffset, escaped, escapePos;
+
+  var length = css.length;
+  var offset = -1;
+  var line = 1;
+  var pos = 0;
+
+  var unclosed = function (what, end) {
+    if (input.safe) {
+      css += end;
+      next = css.length - 1;
+    } else {
+      input.error("Unclosed " + what, line, pos - offset);
+    }
+  };
+
+  while (pos < length) {
+    code = css.charCodeAt(pos);
+
+    if (code == newline) {
+      offset = pos;
+      line += 1;
+    }
+
+    switch (code) {
+      case newline:
+      case space:
+      case feed:
+      case tab:
+      case cr:
+        next = pos;
+        do {
+          next += 1;
+          code = css.charCodeAt(next);
+          if (code == newline) {
+            offset = next;
+            line += 1;
+          }
+        } while (code == space || code == newline || code == tab || code == cr || code == feed);
+
+        tokens.push(["space", css.slice(pos, next)]);
+        pos = next - 1;
+        break;
+
+      case openCurly:
+        tokens.push(["{", "{", line, pos - offset]);
+        break;
+
+      case closeCurly:
+        tokens.push(["}", "}", line, pos - offset]);
+        break;
+
+      case colon:
+        tokens.push([":", ":", line, pos - offset]);
+        break;
+
+      case semicolon:
+        tokens.push([";", ";", line, pos - offset]);
+        break;
+
+      case singleQuote:
+      case doubleQuote:
+        if (code == singleQuote) {
+          quote = "'";
         } else {
-            return '';
+          quote = "\"";
         }
-    },
 
-    // Remove prefix from property name
-    //
-    //   vendor.prefix('-moz-box-sizing') #=> 'box-sizing'
-    //   vendor.prefix('box-sizing')      #=> 'box-sizing'
-    unprefixed: function (prop) {
-        if ( prop[0] == '-' ) {
-            var sep = prop.indexOf('-', 1);
-            return prop.substr(sep + 1);
+        next = pos;
+        do {
+          escaped = false;
+          next = css.indexOf(quote, next + 1);
+          if (next == -1) unclosed("quote", quote);
+          escapePos = next;
+          while (css.charCodeAt(escapePos - 1) == backslash) {
+            escapePos -= 1;
+            escaped = !escaped;
+          }
+        } while (escaped);
+
+        tokens.push(["string", css.slice(pos, next + 1), line, pos - offset, line, next - offset]);
+        pos = next;
+        break;
+
+      case bracket:
+        next = pos;
+
+        do {
+          escaped = false;
+          next = css.indexOf(")", next + 1);
+          if (next == -1) unclosed("bracket", ")");
+          escapePos = next;
+          while (css.charCodeAt(escapePos - 1) == backslash) {
+            escapePos -= 1;
+            escaped = !escaped;
+          }
+        } while (escaped);
+
+        content = css.slice(pos, next + 1);
+        lines = content.split("\n");
+        last = lines.length - 1;
+
+        if (last > 0) {
+          nextLine = line + last;
+          nextOffset = next - lines[last].length;
+        } else {
+          nextLine = line;
+          nextOffset = offset;
+        }
+
+        tokens.push(["brackets", content, line, pos - offset, nextLine, next - nextOffset]);
+
+        offset = nextOffset;
+        line = nextLine;
+        pos = next;
+        break;
+
+      case at:
+        atEnd.lastIndex = pos + 1;
+        atEnd.test(css);
+        if (atEnd.lastIndex === 0) {
+          next = css.length - 1;
+        } else {
+          next = atEnd.lastIndex - 2;
+        }
+        tokens.push(["at-word", css.slice(pos, next + 1), line, pos - offset, line, next - offset]);
+        pos = next;
+        break;
+
+      default:
+        if (code == slash && css.charCodeAt(pos + 1) == asterisk) {
+          next = css.indexOf("*/", pos + 2) + 1;
+          if (next === 0) unclosed("comment", "*/");
+
+          content = css.slice(pos, next + 1);
+          lines = content.split("\n");
+          last = lines.length - 1;
+
+          if (last > 0) {
+            nextLine = line + last;
+            nextOffset = next - lines[last].length;
+          } else {
+            nextLine = line;
+            nextOffset = offset;
+          }
+
+          tokens.push(["comment", content, line, pos - offset, nextLine, next - nextOffset]);
+
+          offset = nextOffset;
+          line = nextLine;
+          pos = next;
         } else {
-            return prop;
+          wordEnd.lastIndex = pos + 1;
+          wordEnd.test(css);
+          if (wordEnd.lastIndex === 0) {
+            next = css.length - 1;
+          } else {
+            next = wordEnd.lastIndex - 2;
+          }
+
+          tokens.push(["word", css.slice(pos, next + 1), line, pos - offset, line, next - offset]);
+          pos = next;
         }
+
+        break;
     }
 
+    pos++;
+  }
+
+  return tokens;
 };
+},{}],98:[function(require,module,exports){
+"use strict";
 
-module.exports = vendor;
+// Methods to work with vendor prefixes
+var vendor = {
+  // Return vendor prefix from property name, if it exists
+  //
+  //   vendor.prefix('-moz-box-sizing') #=> '-moz-'
+  //   vendor.prefix('box-sizing')      #=> ''
+  prefix: function (prop) {
+    if (prop[0] == "-") {
+      var sep = prop.indexOf("-", 1);
+      return prop.substr(0, sep + 1);
+    } else {
+      return "";
+    }
+  },
+
+  // Remove prefix from property name
+  //
+  //   vendor.prefix('-moz-box-sizing') #=> 'box-sizing'
+  //   vendor.prefix('box-sizing')      #=> 'box-sizing'
+  unprefixed: function (prop) {
+    if (prop[0] == "-") {
+      var sep = prop.indexOf("-", 1);
+      return prop.substr(sep + 1);
+    } else {
+      return prop;
+    }
+  }
+
+};
 
-},{}],95:[function(require,module,exports){
+module.exports = vendor;
+},{}],99:[function(require,module,exports){
 (function (global){
 /*
  * $Id: base64.js,v 2.15 2014/04/05 12:58:57 dankogai Exp dankogai $
@@ -13394,7 +14688,7 @@ if (this['Meteor']) {
 }
 
 }).call(this,typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
-},{"buffer":45}],96:[function(require,module,exports){
+},{"buffer":45}],100:[function(require,module,exports){
 /*
  * Copyright 2009-2011 Mozilla Foundation and contributors
  * Licensed under the New BSD license. See LICENSE.txt or:
@@ -13404,7 +14698,7 @@ exports.SourceMapGenerator = require('./source-map/source-map-generator').Source
 exports.SourceMapConsumer = require('./source-map/source-map-consumer').SourceMapConsumer;
 exports.SourceNode = require('./source-map/source-node').SourceNode;
 
-},{"./source-map/source-map-consumer":101,"./source-map/source-map-generator":102,"./source-map/source-node":103}],97:[function(require,module,exports){
+},{"./source-map/source-map-consumer":105,"./source-map/source-map-generator":106,"./source-map/source-node":107}],101:[function(require,module,exports){
 /* -*- Mode: js; js-indent-level: 2; -*- */
 /*
  * Copyright 2011 Mozilla Foundation and contributors
@@ -13503,7 +14797,7 @@ define(function (require, exports, module) {
 
 });
 
-},{"./util":104,"amdefine":105}],98:[function(require,module,exports){
+},{"./util":108,"amdefine":109}],102:[function(require,module,exports){
 /* -*- Mode: js; js-indent-level: 2; -*- */
 /*
  * Copyright 2011 Mozilla Foundation and contributors
@@ -13621,9 +14915,9 @@ define(function (require, exports, module) {
 
   /**
    * Decodes the next base 64 VLQ value from the given string and returns the
-   * value and the rest of the string.
+   * value and the rest of the string via the out parameter.
    */
-  exports.decode = function base64VLQ_decode(aStr) {
+  exports.decode = function base64VLQ_decode(aStr, aOutParam) {
     var i = 0;
     var strLen = aStr.length;
     var result = 0;
@@ -13641,15 +14935,13 @@ define(function (require, exports, module) {
       shift += VLQ_BASE_SHIFT;
     } while (continuation);
 
-    return {
-      value: fromVLQSigned(result),
-      rest: aStr.slice(i)
-    };
+    aOutParam.value = fromVLQSigned(result);
+    aOutParam.rest = aStr.slice(i);
   };
 
 });
 
-},{"./base64":99,"amdefine":105}],99:[function(require,module,exports){
+},{"./base64":103,"amdefine":109}],103:[function(require,module,exports){
 /* -*- Mode: js; js-indent-level: 2; -*- */
 /*
  * Copyright 2011 Mozilla Foundation and contributors
@@ -13693,7 +14985,7 @@ define(function (require, exports, module) {
 
 });
 
-},{"amdefine":105}],100:[function(require,module,exports){
+},{"amdefine":109}],104:[function(require,module,exports){
 /* -*- Mode: js; js-indent-level: 2; -*- */
 /*
  * Copyright 2011 Mozilla Foundation and contributors
@@ -13776,7 +15068,7 @@ define(function (require, exports, module) {
 
 });
 
-},{"amdefine":105}],101:[function(require,module,exports){
+},{"amdefine":109}],105:[function(require,module,exports){
 /* -*- Mode: js; js-indent-level: 2; -*- */
 /*
  * Copyright 2011 Mozilla Foundation and contributors
@@ -13956,6 +15248,12 @@ define(function (require, exports, module) {
     }
   });
 
+  SourceMapConsumer.prototype._nextCharIsMappingSeparator =
+    function SourceMapConsumer_nextCharIsMappingSeparator(aStr) {
+      var c = aStr.charAt(0);
+      return c === ";" || c === ",";
+    };
+
   /**
    * Parse the mappings in a string in to a data structure which we can easily
    * query (the ordered arrays in the `this.__generatedMappings` and
@@ -13969,10 +15267,9 @@ define(function (require, exports, module) {
       var previousOriginalColumn = 0;
       var previousSource = 0;
       var previousName = 0;
-      var mappingSeparator = /^[,;]/;
       var str = aStr;
+      var temp = {};
       var mapping;
-      var temp;
 
       while (str.length > 0) {
         if (str.charAt(0) === ';') {
@@ -13988,41 +15285,41 @@ define(function (require, exports, module) {
           mapping.generatedLine = generatedLine;
 
           // Generated column.
-          temp = base64VLQ.decode(str);
+          base64VLQ.decode(str, temp);
           mapping.generatedColumn = previousGeneratedColumn + temp.value;
           previousGeneratedColumn = mapping.generatedColumn;
           str = temp.rest;
 
-          if (str.length > 0 && !mappingSeparator.test(str.charAt(0))) {
+          if (str.length > 0 && !this._nextCharIsMappingSeparator(str)) {
             // Original source.
-            temp = base64VLQ.decode(str);
+            base64VLQ.decode(str, temp);
             mapping.source = this._sources.at(previousSource + temp.value);
             previousSource += temp.value;
             str = temp.rest;
-            if (str.length === 0 || mappingSeparator.test(str.charAt(0))) {
+            if (str.length === 0 || this._nextCharIsMappingSeparator(str)) {
               throw new Error('Found a source, but no line and column');
             }
 
             // Original line.
-            temp = base64VLQ.decode(str);
+            base64VLQ.decode(str, temp);
             mapping.originalLine = previousOriginalLine + temp.value;
             previousOriginalLine = mapping.originalLine;
             // Lines are stored 0-based
             mapping.originalLine += 1;
             str = temp.rest;
-            if (str.length === 0 || mappingSeparator.test(str.charAt(0))) {
+            if (str.length === 0 || this._nextCharIsMappingSeparator(str)) {
               throw new Error('Found a source and line, but no column');
             }
 
             // Original column.
-            temp = base64VLQ.decode(str);
+            base64VLQ.decode(str, temp);
             mapping.originalColumn = previousOriginalColumn + temp.value;
             previousOriginalColumn = mapping.originalColumn;
             str = temp.rest;
 
-            if (str.length > 0 && !mappingSeparator.test(str.charAt(0))) {
+            if (str.length > 0 && !this._nextCharIsMappingSeparator(str)) {
               // Original name.
-              temp = base64VLQ.decode(str);
+              base64VLQ.decode(str, temp);
               mapping.name = this._names.at(previousName + temp.value);
               previousName += temp.value;
               str = temp.rest;
@@ -14256,7 +15553,7 @@ define(function (require, exports, module) {
 
 });
 
-},{"./array-set":97,"./base64-vlq":98,"./binary-search":100,"./util":104,"amdefine":105}],102:[function(require,module,exports){
+},{"./array-set":101,"./base64-vlq":102,"./binary-search":104,"./util":108,"amdefine":109}],106:[function(require,module,exports){
 /* -*- Mode: js; js-indent-level: 2; -*- */
 /*
  * Copyright 2011 Mozilla Foundation and contributors
@@ -14463,9 +15760,7 @@ define(function (require, exports, module) {
             }
             mapping.originalLine = original.line;
             mapping.originalColumn = original.column;
-            if (original.name != null && mapping.name != null) {
-              // Only use the identifier name if it's an identifier
-              // in both SourceMaps
+            if (original.name != null) {
               mapping.name = original.name;
             }
           }
@@ -14661,7 +15956,7 @@ define(function (require, exports, module) {
 
 });
 
-},{"./array-set":97,"./base64-vlq":98,"./util":104,"amdefine":105}],103:[function(require,module,exports){
+},{"./array-set":101,"./base64-vlq":102,"./util":108,"amdefine":109}],107:[function(require,module,exports){
 /* -*- Mode: js; js-indent-level: 2; -*- */
 /*
  * Copyright 2011 Mozilla Foundation and contributors
@@ -15071,7 +16366,7 @@ define(function (require, exports, module) {
 
 });
 
-},{"./source-map-generator":102,"./util":104,"amdefine":105}],104:[function(require,module,exports){
+},{"./source-map-generator":106,"./util":108,"amdefine":109}],108:[function(require,module,exports){
 /* -*- Mode: js; js-indent-level: 2; -*- */
 /*
  * Copyright 2011 Mozilla Foundation and contributors
@@ -15392,7 +16687,7 @@ define(function (require, exports, module) {
 
 });
 
-},{"amdefine":105}],105:[function(require,module,exports){
+},{"amdefine":109}],109:[function(require,module,exports){
 (function (process,__filename){
 /** vim: et:ts=4:sw=4:sts=4
  * @license amdefine 0.1.0 Copyright (c) 2011, The Dojo Foundation All Rights Reserved.
diff --git a/test/AutoprefixerTest.php b/test/AutoprefixerTest.php
index a278508..f223e1d 100644
--- a/test/AutoprefixerTest.php
+++ b/test/AutoprefixerTest.php
@@ -14,6 +14,15 @@ public function testCompiler($name)
         $this->assertEquals(static::$tests[$name][0], static::$tests[$name][1]);
     }
     
+    /**
+     * @beforeClass
+     */
+    public static function updateAutoprefixer()
+    {
+        $autoprefixer = new Autoprefixer();
+        $autoprefixer->update();
+    }
+    
     public function provider()
     {
         $this->settings = $this->getSettings();