chromium/third_party/blink/web_tests/svg/custom/inline-style-overrides-filter.svg

<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
    <style type="text/css"><![CDATA[
      rect {
        fill: green;
        filter: url(#filter);
      }
      ]]>
    </style>
  <defs>
    <filter id="filter" filterUnits="userSpaceOnUse" x="0" y="0" width="100" height="100">
      <feGaussianBlur in="SourceAlpha" stdDeviation="4" />
    </filter>
  </defs>

  <rect width="100" height="100" style="filter: none;" />
</svg>