Fixed equation number glitch with Chrome browser

Author: gasse

docs/static/css/custom.css

@@ -149,20 +149,19 @@ div.math {
 	display: none;
 	visibility: hidden;
 	font-size: 14px;
-	padding-left: .3em;
 }
 .eqno:hover .headerlink {
 	display: inline-block;
 	visibility: hidden;
-	margin-right: -1.05em;
 }
 .eqno .headerlink:after {
+	display: inline-block;
 	visibility: visible;
 	content: "\f0c1";
 	font-family: FontAwesome;
-	display: inline-block;
-	margin-left: -.9em;
+	margin-left: -.6em;
 }
+
 /* Make responsive */
 .MathJax_Display {
 	max-width: 100%;