<!DOCTYPE html><html><head>
<title>:first-child pseudo-class</title>
<style type="text/css">.red { background-color : red }
.t1 td:first-child { background-color : lime }
p > *:first-child { 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>
<div>
<table class="t1" border="1">
<tbody><tr>
<td class="red"></td>
<td>1.2</td>
<td>1.3</td>
</tr>
<tr>
<td class="red"></td>
<td>2.2</td>
<td>2.3</td>
</tr>
<tr>
<td class="red"></td>
<td>3.2</td>
<td>3.3</td>
</tr>
</tbody></table>
</div>
<p>This paragraph contains some text
<span>and a span that should have a green background</span>
</p>
</body></html>