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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<head>
<title>Case sensitivity</title>
<style type="text/css"><![CDATA[
.cs { color: green; }
.cs P { background: red; color: yellow; }
.cs .a { background: red; color: yellow; }
.cs .span1 span { background: red; color: yellow; }
.cs .span2 { color: red; }
.cs .span2 SPAN { color: green; }
.cs .span2 span { background: red; color: yellow; }
.ci { color: red; }
.ci P { background: green; color: white; }
.ci .a { background: green; color: white; }
.ci .span1 span { background: green; color: white; }
.ci .span2 SPAN { background: green; color: white; }
]]></style>
<link rel="author" title="Ian Hickson" href="mailto:ian@hixie.ch"/>
<link rel="help" href="https://www.w3.org/TR/css3-selectors/#selectors"/> <!-- bogus link to make sure it gets found -->
</head>
<body>
<div>
<div class="cs">
<p>This line should be green.</p>
<p class="A">This line should be green.</p>
<p class="span1"><SPAN>This line should be green.</SPAN></p>
<p class="span2"><SPAN>This line should be green.</SPAN></p>
</div>
</div>
</body>
</html>