chromium/third_party/blink/web_tests/svg/hixie/processing-model/003.xml

<?xml-stylesheet href="data:text/css,svg { color: green; display: block; }"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "003.dtd">
<svg>
 <rect fill="red" height="100" width="100"/>
 This line should be green.
</svg>