53 lines
1.4 KiB
HTML
53 lines
1.4 KiB
HTML
<!DOCTYPE html>
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<meta charset="utf-8">
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<title>CSS Overflow: `line-clamp: auto` margin collapsing accounts for self-collapsing boxes</title>
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<link rel="author" title="Andreu Botella" href="mailto:abotella@igalia.com">
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<link rel="help" href="https://drafts.csswg.org/css-overflow-4/#line-clamp">
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<link rel="match" href="reference/line-clamp-auto-031-ref.html">
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<meta name="assert" content="With `line-clamp: auto`, if a clamp point might fall inside a box, its margins are accounted for correctly. This is the case even for self-collapsing boxes before the clamp point.">
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<style>
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.clamp {
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line-clamp: auto;
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max-height: calc(4lh + 2 * 5px);
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font: 16px / 32px serif;
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background-color: orange;
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}
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.inner {
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white-space: pre;
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margin: 5px;
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background-color: yellow;
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}
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.collapse-through {
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margin: 10px;
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}
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.rel {
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position: relative;
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}
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.abspos {
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position: absolute;
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right: 0;
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height: 100px;
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width: 100px;
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background-color: skyblue;
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}
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</style>
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<!--
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The bottom margin of the first `.inner` ends at the clamp boundary, and the
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bottom margin of `.collapse-through` ends after it. The clamp point therefore
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is before `.collapse-through`, so `.rel` will be after the clamp point and
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`.abpos` won't be visible.
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-->
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<div class="clamp">
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<div class="inner">Line 1
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Line 2
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Line 3
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Line 4</div>
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<div class="collapse-through"></div>
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<div class="rel"><div class="abspos"></div></div>
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<div class="inner">Line 5
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Line 6
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Line 7
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Line 8</div>
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</div>
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