style :target on doc

Author: fantasai

css3-values/issues-lc-2012.html

@@ -5,7 +5,11 @@
 .d { background: lightblue }
 .r { background:orange }
 .fo { background:red }
-.open { box-shadow: 0.25em 0.25em 0.25em; border: solid red; padding: 0.2em; }
+.open { border: solid red; padding: 0.2em; }
+
+:target {
+  box-shadow: 0.25em 0.25em 0.25em;
+}
 </style>
 
 <h1>CSS Values and Units Level 3 Disposition of Comments</h1>