font awesome

index.html

@@ -13,6 +13,9 @@
 		<!-- Theme used for syntax highlighting of code -->
 		<link rel="stylesheet" href="lib/css/monokai.css">
 
+		<!-- font awesome -->
+		<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.5.0/css/font-awesome.min.css">
+
 		<!-- Printing and PDF exports -->
 		<script>
 			var link = document.createElement( 'link' );