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39 lines
1.2 KiB
HTML
39 lines
1.2 KiB
HTML
<!DOCTYPE html>
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<meta charset="utf-8">
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<title>CSS Values and Units Test: the ch unit in vertical orientation</title>
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<link rel="author" title="Florian Rivoal" href="http://florian.rivoal.net/">
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<link rel="help" href="https://drafts.csswg.org/css-values-3/#font-relative-lengths">
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<link rel="help" href="https://www.w3.org/TR/css-writing-modes-3/#block-flow">
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<link rel="help" href="https://www.w3.org/TR/css-writing-modes-3/#text-orientation">
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<link rel="match" href="reference/ch-unit-002-ref.html">
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<meta name="assert" content="In vertical upright, the ch unit is equal to the used vertical advance measure of the 0 (ZERO, U+0030) glyph found in the font used to render it.">
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<style>
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span {
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background: green;
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color: green;
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left: 0; right: 0;
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position: absolute;
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}
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div {
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background: red;
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color: red;
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position: relative;
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height: 5ch;
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width: 10ch;
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writing-mode: vertical-rl;
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text-orientation: upright;
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}
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div + div {
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height: auto;
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}
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div + div span {
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height: 5ch;
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}
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</style>
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<body>
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<p>Test passes if there is a <strong>filled green square</strong> and <strong>no red</strong>.</p>
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<div><span>00000</span></div>
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<div><span></span>00000</div>
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</body>
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