Files
servo/tests/wpt/css-tests/css21_dev/html4/margin-collapse-018.htm
Patrick Walton a3fd226341 layout: Disallow margins from collapsing through blocks with clearance
per CSS 2.1 § 8.3.1.

Fixes the test failure in #10458.
2016-04-14 17:24:24 -07:00

55 lines
1.6 KiB
HTML

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<title>CSS Test: Margin collapsing - element with clearance</title>
<link rel="author" title="Microsoft" href="http://www.microsoft.com/">
<link rel="help" href="http://www.w3.org/TR/CSS21/box.html#collapsing-margins">
<link rel="match" href="reference/clearance-006-ref.htm">
<meta name="flags" content="ahem image">
<meta name="assert" content="An element that has clearance applied to it will not collapse its top margin with its parent's bottom margin.">
<style type="text/css">
div
{
font: 20px/1em Ahem;
width: 5em;
}
#div1
{
background: url('support/margin-collapse-4em-space.png');
height: 6em
}
.class1
{
background: green;
height: 1em;
}
#div2
{
margin-bottom: 1em;
}
#div3
{
float: left;
height: 3em;
}
#div4
{
clear: both;
margin-top: 1em;
}
</style>
</head>
<body>
<p>Test passes if there is no red.</p>
<div id="div1">
<div class="class1"></div>
<div id="div2">
<div id="div3"></div>
<div id="div4"></div>
</div>
<div class="class1"></div>
</div>
</body>
</html>