<?xml version="1.0"?> <!-- Any copyright is dedicated to the Public Domain. http://creativecommons.org/publicdomain/zero/1.0/ --> <svg version="1.1" xmlns="http://www.w3.org/2000/svg"> <title>Reference for dynamic rect changes with filters</title> <!-- From https://bugzilla.mozilla.org/show_bug.cgi?id=423998 --> <filter id="shadow" filterUnits="objectBoundingBox"> <feGaussianBlur in="SourceAlpha" stdDeviation="5"/> </filter> <rect x="50" y="100" width="50" height="50" filter="url(#shadow)"/> <rect x="200" y="100" width="50" height="50" filter="url(#shadow)"/> <rect x="50" y="200" width="50" height="50" filter="url(#shadow)"/> </svg>