servo/tests/ref/csswg/css21/block-formatting-contexts-004.htm
2014-09-08 20:21:42 -06:00

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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<title>CSS Test: Block Formatting Contexts: Margin Collapsing</title>
<link rel="author" title="Microsoft" href="http://www.microsoft.com/">
<link rel="reviewer" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/"> <!-- 2012-09-26 -->
<link rel="help" href="http://www.w3.org/TR/CSS21/visuren.html#block-formatting">
<link rel="match" href="reference/block-formatting-contexts-004-ref.htm">
<meta name="flags" content="ahem image">
<meta name="assert" content="Margins collapse between adjacent block boxes in a block formatting context.">
<style type="text/css">
#div1
{
background: url("support/margin-collapse-2em-space.png");
font: 20px/1em Ahem;
height: 4em;
width: 5em;
}
#div2
{
margin-bottom: 1em;
}
#div3
{
margin-top: 2em;
}
</style>
</head>
<body>
<p>Test passes if there is <strong>no red</strong>.</p>
<div id="div1">
<div id="div2">XXXXX</div>
<div id="div3">XXXXX</div>
</div>
</body>
</html>