croppie.css

.croppie-container {
    width: 100%;
    height: 100%;
}
.croppie-container .cr-image {
	z-index: -1;
	position: absolute;
	top: 0;
	left: 0;
	transform-origin: 0 0;
    max-width: none;
}
.croppie-container .cr-boundary {
	position: relative;
	overflow: hidden;
	margin: 0 auto;
	z-index: 1;
    width: 100%;
    height: 100%;
}
.croppie-container .cr-viewport {
	position: absolute;
	border: 2px solid #fff;
	margin: auto;
	top: 0;
	bottom: 0;
	right: 0;
	left: 0;
    box-shadow: 0 0 2000px 2000px rgba(0, 0, 0, 0.5);
	z-index: 0;
}
.croppie-container .cr-original-image {
    display: none;
}
.croppie-container .cr-vp-circle {
	border-radius: 50%;
}
.croppie-container .cr-overlay {
	z-index: 1;
	position: absolute;
	cursor: move;
}
.croppie-container .cr-slider-wrap {
	width: 75%;
	margin: 15px auto;
	text-align: center;
}
.croppie-result {
	position: relative; 
	overflow: hidden;
}
.croppie-result img {
	position: absolute;
}
.croppie-container .cr-image,
.croppie-container .cr-overlay, 
.croppie-container .cr-viewport {
  -webkit-transform: translateZ(0);
  -moz-transform: translateZ(0);
  -ms-transform: translateZ(0);
  transform: translateZ(0);
}

/*************************************/
/***** STYLING RANGE INPUT ***********/
/*************************************/
/*http://brennaobrien.com/blog/2014/05/style-input-type-range-in-every-browser.html */
/*************************************/

.cr-slider {
    -webkit-appearance: none;/*removes default webkit styles*/
    /*border: 1px solid white; *//*fix for FF unable to apply focus style bug */
    width: 300px;/*required for proper track sizing in FF*/
    max-width: 100%;
}
.cr-slider::-webkit-slider-runnable-track {
    width: 100%;
    height: 3px;
    background: rgba(0, 0, 0, 0.5);
    border: 0;
    border-radius: 3px;
}
.cr-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    border: none;
    height: 16px;
    width: 16px;
    border-radius: 50%;
    background: #ddd;
    margin-top: -6px;
}
.cr-slider:focus {
    outline: none;
}
/*
.cr-slider:focus::-webkit-slider-runnable-track {
    background: #ccc;
}
*/

.cr-slider::-moz-range-track {
    width: 100%;
    height: 3px;
    background: rgba(0, 0, 0, 0.5);
    border: 0;
    border-radius: 3px;
}
.cr-slider::-moz-range-thumb {
    border: none;
    height: 16px;
    width: 16px;
    border-radius: 50%;
    background: #ddd;
    margin-top: -6px;
}

/*hide the outline behind the border*/
.cr-slider:-moz-focusring{
    outline: 1px solid white;
    outline-offset: -1px;
}

.cr-slider::-ms-track {
    width: 300px;
    height: 5px;
    background: transparent;/*remove bg colour from the track, we'll use ms-fill-lower and ms-fill-upper instead */
    border-color: transparent;/*leave room for the larger thumb to overflow with a transparent border */
    border-width: 6px 0;
    color: transparent;/*remove default tick marks*/
}
.cr-slider::-ms-fill-lower {
    background: rgba(0, 0, 0, 0.5);
    border-radius: 10px;
}
.cr-slider::-ms-fill-upper {
    background: rgba(0, 0, 0, 0.5);
    border-radius: 10px;
}
.cr-slider::-ms-thumb {
    border: none;
    height: 16px;
    width: 16px;
    border-radius: 50%;
    background: #ddd;
    margin-top:1px;
}
.cr-slider:focus::-ms-fill-lower {
    background: rgba(0, 0, 0, 0.5);
}
.cr-slider:focus::-ms-fill-upper {
    background: rgba(0, 0, 0, 0.5);
}
/*******************************************/

/***********************************/
/* Rotation Tools */
/***********************************/
.cr-rotate-controls {
    position: absolute;
    bottom: 5px;
    left: 5px;
    z-index: 1;
}
.cr-rotate-controls button {
    border: 0;
    background: none;
}
.cr-rotate-controls i:before {
    display: inline-block;
    font-style: normal;
    font-weight: 900;
    font-size: 22px;
}
.cr-rotate-l i:before {
    content: '↺';
}
.cr-rotate-r i:before {
    content: '↻';
}