resync with default.css master

Author: fantasai

css3-images/default.css

@@ -123,7 +123,7 @@ div.example:before {
     position: absolute;
     top: -0.6em;
     left: -2.5em;
-    width: 7.5em;
+    min-width: 7.5em;
     text-align: center;
     line-height: 1em;
     color: #FFF8DD;
@@ -140,7 +140,7 @@ pre.example:before {
     position: absolute;
     top: -0.6em;
     left: -2.5em;
-    width: 7.5em;
+    min-width: 7.5em;
     text-align: center;
     line-height: 1em;
     color: #FFF8DD;
@@ -191,11 +191,23 @@ code.html { color: #600 }	/* inline HTML */
 code.xml { color: #600 }	/* inline XML */
 .property { font: inherit; }	/* name of a CSS property (SPAN) */
 .descriptor { }			/* name of a CSS descriptor (SPAN) */
-.issue { color: #c00 }		/* editorial remark, open issue */
 .type { font-style: italic }	/* A <type> value for a property */
 
 dfn { font-weight: bolder; /*font-size: 1em*/ }
 
+/* Open issue / editorial remark; not intended for a final publication */
+
+.issue { color: #c00 }
+.issue:before {
+  content: "Issue:";
+  border: 3px double #c00;
+  background: #c00;
+  background-clip: padding-box;
+  color: white;
+  margin: 0.25em;
+  padding: 0 0.25em;
+}
+
 /* Class note is a non-normative note. May be inline or a P or DIV */
 .note {
     color: green