<?xml-stylesheet href="css3-modsel-3a.css" type="text/css"?>
<test>
<p xmlns="http://www.w3.org/1999/xhtml">
<span class="t1">This paragraph, and all textual contents in the document, 
      should be green.</span>
</p>
<ul xmlns="http://www.w3.org/1999/xhtml">
  <li class="t1">This item should be green.</li>
</ul>
</test>