[css-text-decor-3] Finish the UA stylesheet by importing bits from HTML5.

Author: tabatkins

css-text-decor-3/Overview.html

@@ -1801,6 +1801,18 @@ <h2 class=no-num id=default-stylesheet> Appendix D: Default UA Stylesheet</h2>
 
   <div class=example>
    <pre><code class=css>
+<!-- -->s, strike, del {
+<!-- -->  text-decoration: line-through;
+<!-- -->}
+<!-- -->
+<!-- -->u, ins, :link, :visited {
+<!-- -->  text-decoration: underline;
+<!-- -->}
+<!-- -->
+<!-- -->abbr[title], acronym[title] {
+<!-- -->  text-decoration: dotted underline;
+<!-- -->}
+<!-- -->
 <!-- -->/* disable inheritance of text-emphasis marks to ruby text:
 <!-- -->  emphasis marks should only apply to base text */
 <!-- -->rt { text-emphasis: none; }

css-text-decor-3/Overview.src.html

@@ -1239,6 +1239,18 @@ <h2 class="no-num" id="default-stylesheet">
 
     <div class="example">
       <pre><code class="css">
+<!-- -->s, strike, del {
+<!-- -->  text-decoration: line-through;
+<!-- -->}
+<!-- -->
+<!-- -->u, ins, :link, :visited {
+<!-- -->  text-decoration: underline;
+<!-- -->}
+<!-- -->
+<!-- -->abbr[title], acronym[title] {
+<!-- -->  text-decoration: dotted underline;
+<!-- -->}
+<!-- -->
 <!-- -->/* disable inheritance of text-emphasis marks to ruby text:
 <!-- -->  emphasis marks should only apply to base text */
 <!-- -->rt { text-emphasis: none; }