"assert" content="An @supports condition with an unrecognized condition using functional notation with unbalanced parentheses must fail to parse."/>
  <link rel="match" href="support/pass.xht" />
  <style type="text/css"><![CDATA[
    html { background-color: green }
    @supports (color: green) or an-extension(that is [unbalanced) {
      html { background-color: red }
    }
  ]]></style>
 </head>
 <body>
 </body>
</html>
