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<!--
     Any copyright is dedicated to the Public Domain.
     http://creativecommons.org/publicdomain/zero/1.0/
-->
<!DOCTYPE html>
<html>
<head>
  <title>CSS Filters: Hue Rotate an HTML Element Using a Negative Angle</title>
  <link rel="author" title="Max Vujovic" href="mailto:mvujovic@adobe.com">
  <style type="text/css">
    #target {
      filter: url(#hue-rotate);
      background-color: #f00;
      width: 100px;
      height: 100px;
    }
  </style>
</head>
<body>
  <p>You should see a green square.</p>
  <div id="target"></div>
  <!--
    This equivalent SVG filter is defined in:
    http://www.w3.org/TR/filter-effects-1/#huerotateEquivalent
  -->
  <svg width="0" height="0">
    <filter id="hue-rotate">
      <feColorMatrix type="hueRotate" values="90" color-interpolation-filters="sRGB"/>
    </filter>
  </svg>
</body>
</html>