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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>CSS Test: Absolutely positioned, non-replaced elements, solve for 'bottom'</title>
<link rel="author" title="Microsoft" href="http://www.microsoft.com/" />
<link rel="reviewer" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" /> <!-- 2012-08-31 -->
<link rel="help" href="http://www.w3.org/TR/CSS21/visudet.html#abs-non-replaced-height" />
<link rel="match" href="absolute-non-replaced-height-003-ref.xht" />
<meta name="assert" content="When 'margin-top' and 'margin-bottom' are set to '0' the 'bottom' value resolves to the remaining space within the containing block." />
<style type="text/css">
#div1
{
border: solid black;
height: 3in;
position: relative;
width: 3in;
}
div div
{
position: absolute;
top: 1in;
bottom: auto;
height: 1in;
margin-top: auto;
margin-bottom: auto;
background: blue;
width: 100%;
}
/*
"
'bottom' is 'auto', 'top' and 'height' are not 'auto',
then set 'auto' values for 'margin-top' and 'margin-bottom' to 0
and solve for 'bottom'
"
Therefore, bottom used value must be 1in
*/
</style>
</head>
<body>
<p>Test passes if a blue rectangle is <strong>vertically centered</strong> in an hollow black square.</p>
<div id="div1">
<div></div>
</div>
</body>
</html>
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