<?xml-stylesheet href="general.css"?>
<?xml-stylesheet href="#css" type="text/css"?>
<!DOCTYPE test [
  <!ATTLIST css id ID #IMPLIED>
]>
<test>
 <style type="text/css" xmlns="http://www.w3.org/1999/xhtml">
  assertion { color: green; }
 </style>
 <css id="css">
  assertion { color: red; }
 </css>
 <assertion>This line should be green.</assertion>
 <!-- This tests the cascade order.
      The <style> block comes _after_ the PI in the cascade,
      even though the elements are the other way around. -->
</test>
