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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>CSS Test: Containing block for relative positioned elements is nearest block-level ancestor</title>
<link rel="reviewer" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" /> <!-- 2012-03-07 -->
<link rel="match" href="../reference/ref-filled-green-100px-square.xht" />
<meta name="assert" content="If the element's position is 'relative', the containing block is formed by the content edge of the nearest block-level ancestor box." />
<style type="text/css">
#div1
{
background: red;
display: block;
height: 100px;
width: 100px;
}
div div
{
background: green;
height: 100%;
position: relative;
width: 100%;
}
</style>
</head>
<body>
<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
<div id="div1">
<div></div>
</div>
</body>
</html>