<!-- Any copyright is dedicated to the Public Domain. http://creativecommons.org/publicdomain/zero/1.0/ --> <html> <style> #a { background-color: rgb(0,255,0); width: 200px; height: 210px; } #b { position: absolute; top:80px; filter:url(#f); } </style> <svg height="0"> <filter id="f"> <feColorMatrix values="1 1 1 0 0 1 1 1 0 0 1 1 1 0 0 0 0 0 1 0"/> </filter> </svg> <div id="a"> <div id="b">.</div> </div> </html>