css/css-conditional/css-supports-044.xht

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<html xmlns="http://www.w3.org/1999/xhtml">
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  <title>CSS Test: An @supports rule condition with tokens after the priority should evaluate to false</title>
  <link rel="author" title="Cameron McCormack" href="mailto:cam@mcc.id.au" />
  <link rel="help" href="http://www.w3.org/TR/css3-conditional/#at-supports" />
  <meta name="assert" content="An @supports rule condition with tokens after the priority should evaluate to false"/>
  <link rel="match" href="support/pass.xht" />
  <style type="text/css"><![CDATA[
    html { background-color: red; }
    @supports not (color: green !important green) {
      html { background-color: green; }
    }
  ]]></style>
 </head>
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 </body>
</html>