Interrupt banner (#842)

docs/overrides/main.html

@@ -164,6 +164,29 @@
       display: none;
     }
 
+    .md-banner {
+      background-color: #CFC9FA;
+      color: #000000;
+    }
+
+    .md-banner a {
+      color: #000000;
+      text-decoration: underline;
+    }
+
+    .md-banner a:hover {
+      color: #000000;
+    }
+
+    /* Dark mode banner links */
+    [data-md-color-scheme="slate"] .md-banner a {
+      color: #000000;
+    }
+
+    [data-md-color-scheme="slate"] .md-banner a:hover {
+      color: #000000;
+    }
+
   </style>
 {% endblock %}
 
@@ -190,3 +213,7 @@
     <title>{{ config.site_name }}</title>
   {% endif %}
 {% endblock %}
+
+{% block announce %}
+ <b>Join us at <a href="https://interrupt.langchain.com/" target="_blank" rel="noopener noreferrer"> Interrupt: The Agent AI Conference by LangChain</a> on May 13 & 14 in San Francisco!</b>
+{% endblock %}