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<html xmlns="http://www.w3.org/1999/xhtml" lang="en">
 <head>
  <title>CSS Test: Nested heights</title>
  <link rel="author" title="Ian Hickson" href="mailto:ian@hixie.ch"/>
  <link rel="reviewer" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" /> <!-- 2012-10-08 -->
  <link rel="alternate" href="http://www.hixie.ch/tests/adhoc/css/box/block/height/002.html" type="text/html"/>
  <link rel="help" href="http://www.w3.org/TR/CSS21/visudet.html#the-height-property" />
  <link rel="match" href="height-112-ref.xht" />

  <style type="text/css">
   .a { height: 3em; background: red; width: 15em; border: solid; }
   .b { height: 3em; background: green; margin: 0 0 10em 0; }
  </style>
 </head>
 <body>
  <p>Test passes if there is <strong>no red</strong>.</p>
  <div class="a">
   <div class="b">
   </div>
  </div>
 </body>
</html>