Changed the style for a targeted element.

Author: bert-github

manual.html

@@ -12,7 +12,7 @@
 	   margin-left: auto; margin-right: auto; background: #eee}
     th, td {border-bottom: 1px solid #999; padding: 0.5em}
     td code {color: black; background: none}
-    :target::before {content: "🞋"; display: inline-block; width: 1em;
+    :target::before {content: "◎"; display: inline-block; width: 1em;
       margin-left: -1em; color: red}
   </style>