[csswg] Tweak self-link styling.

Author: tabatkins

default.css

@@ -90,28 +90,17 @@ ul.indexlist li { margin-left: 0; list-style: none }
 ul.indexlist li li { margin-left: 1em }
 ul.indexlist a { font-weight: bold; }
 
-/* The self-link that headings may have. */
-a.section-link {
-	background: #ddd;
-	border: none;
-	color: #444;
-	display: none;
-	font-size: 16px;
-	height: 1.4em;
-	margin: -0.2em .5em;
+/* .self-link is a link to the element */
+.heading, .issue { position: relative; }
+a.self-link {
+	position: absolute;
+	top: 0;
+	left: -2em;
+	width: 1.2em;
 	text-align: center;
-	vertical-align: text-bottom;
-	width: 1.4em;
-}
-h2:hover a.section-link,
-h3:hover a.section-link,
-h4:hover a.section-link,
-h5:hover a.section-link,
-h6:hover a.section-link {
-	display: inline-block;
+	border: none;
 }
 
-
 /* Examples */
 
 .example {