<!DOCTYPE html><html><head>
<title>:nth-of-type() pseudo-class</title>
<style type="text/css">.red { background-color : red }
p:nth-of-type(3) { background-color : lime }
dl > :nth-of-type(3n+1) { background-color : lime }
</style>
<link rel="author" title="Daniel Glazman" href="http://glazman.org/">
<link rel="help" href="https://www.w3.org/TR/css3-selectors/#selectors">
<meta name="flags" content="">
</head>
<body>
<p>This paragraph is here only to fill space in the DOM</p>
<address>And this address too..</address>
<p>So does this paragraph !</p>
<p class="red">But this one should have green background</p>
<dl>
<dt class="red"></dt>
<dd class="red"></dd>
<dt>Second definition term</dt>
<dd>Second definition</dd>
<dt>Third definition term</dt>
<dd>Third definition</dd>
<dt class="red"></dt>
<dd class="red"></dd>
<dt>Fifth definition term</dt>
<dd>Fifth definition</dd>
<dt>Sixth definition term</dt>
<dd>Sixth definition</dd>
</dl>
</body></html>