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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/CSS2/floats-clear/clear-clearance-calculation-003.xht - WPT Dashboard Interop Dashboard
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<head>
<title>CSS Test: Clearance calculations - clear box collapsing margins</title>
<link rel="match" href="clear-clearance-calculation-003-ref.xht" />
<meta name="assert" content="When a cleared element has more top margin than the height of the floated element the margin is collpased with previous in-flow children. The element is then placed at the point of the resulting collapsed margin." />
<!-- C1 = H-MT2 -->
<!-- C2 = Max(M1, MT2, MB2) - M1 - MT2 -->
<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
<style type="text/css">
div
{
font: 20px/1em Ahem;
width: 5em;
}
#parent
{
background: url('support/clear-clearance-calculation-003.png');
min-height: 7em;
position: relative;
}
#div1
{
margin-bottom: 1em;
}
#div2
{
float: left;
margin: 0;
}
#div3
{
background: red;
clear: left;
margin-bottom: 5em;
margin-top: 4em;
}
#div1, #div2, #div4
{
background: green;
height: 1em;
}
</style>
</head>
<body>
<p>Test passes if there is no red.</p>
<div id="parent">
<div id="div1"></div>
<div id="div2"></div>
<div id="div3"></div>
<div id="div4"></div>
</div>
</body>
</html>