<!--
     Any copyright is dedicated to the Public Domain.
     http://creativecommons.org/publicdomain/zero/1.0/
-->
<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">

  <!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=779029 -->

  <title>Test that the x/y/width/height attributes work on the mask element</title>

  <mask id="mask" x="20%" y="20%" width="60%" height="60%">
    <rect width="1000" height="1000" fill="white"/>
  </mask>

  <rect width="100%" height="100%" fill="lime"/>
  <rect x="50" y="50" width="100" height="100" fill="red" mask="url(#mask)"/>
  <rect x="70" y="70" width="60" height="60" fill="lime"/>

</svg>