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54 lines
1.9 KiB
HTML
54 lines
1.9 KiB
HTML
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
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<html>
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<head>
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<title>CSS Test: Margin collapsing - elements that collapse margins have to effect on positions of other elements that also have margins that are collapsing</title>
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<link rel="author" title="Microsoft" href="http://www.microsoft.com/">
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<link rel="reviewer" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/"> <!-- 2012-08-15 -->
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<link rel="help" href="http://www.w3.org/TR/CSS21/box.html#collapsing-margins">
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<link rel="match" href="reference/margin-collapse-002-ref.htm">
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<meta name="flags" content="ahem image">
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<meta name="assert" content="Positions of elements that have been collapsed through (empty elements) have no effect on positions of other elements whose margins are being collapsed.">
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<style type="text/css">
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div
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{
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font: 20px/1em Ahem;
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width: 5em;
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}
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div div
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{
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height: 1em;
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}
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#div1
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{
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background: url('support/margin-collapse-2em-space.png') left -1em;
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border-top: 1em solid green;
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}
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#div2
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{
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background: red;
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}
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#div3
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{
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background: red;
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height: 0;
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margin-top: 2em;
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margin-bottom: 2em;
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}
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#div4
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{
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background: green;
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margin-top: 2em;
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}
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</style>
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</head>
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<body>
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<p>Test passes if there is <strong>no red</strong>.</p>
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<div id="div1">
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<div id="div2">
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<div id="div3"></div>
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<div id="div4"></div>
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</div>
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</div>
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</body>
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</html> |