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31 lines
1 KiB
HTML
31 lines
1 KiB
HTML
<!DOCTYPE html>
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<meta charset="utf-8">
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<title>CSS Values and Units Test: support for the ex unit</title>
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<link rel="author" title="Cameron McCormack" href="mailto:cam@mcc.id.au">
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<link rel="help" href="https://drafts.csswg.org/css-values-3/#font-relative-lengths">
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<link rel="match" href="reference/ex-unit-002-ref.html">
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<meta name="assert" content="Even in vertical writing modes, the ex unit equals the x-height of the first available font if it has reliable metrics for the x-height.">
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<style>
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@font-face {
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font-family: ExTest;
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src: url(resources/ExTest.woff);
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}
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div {
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height: 10px;
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background-color: blue;
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margin-top: 10px;
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}
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.test {
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writing-mode: vertical-rl;
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width: 10ex;
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}
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.ref {
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width: 100px;
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}
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</style>
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<p>The test passes if there are two blue rectangles of equal length.</p>
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<!-- ExTest is a font whose OS/2 table's sxHeight field is set to an
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eighth of the font's units per em, so ex units should compute to
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0.125em, resulting in the div being 100px wide. -->
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<div class="test" style="font: 80px ExTest;"></div>
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<div class="ref"></div>
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