54 lines
1.5 KiB
HTML
54 lines
1.5 KiB
HTML
<!DOCTYPE html>
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<html>
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<meta charset="utf-8">
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<title>CSS Position Test: Test position:sticky element with large top in an overflow container</title>
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<link rel="author" title="Ting-Yu Lin" href="mailto:tlin@mozilla.com">
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<link rel="author" title="Mozilla" href="http://www.mozilla.org/">
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<link rel="help" href="https://drafts.csswg.org/css-position/#sticky-pos">
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<link rel="help" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1598112">
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<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/2794">
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<link rel="match" href="position-sticky-large-top-ref.html">
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<meta name="assert" content="This test verifies the position of a position:sticky element with large top value can be reached by scrolling the overflow container.">
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<style>
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.scroll {
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border: 5px solid blue;
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overflow: auto;
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height: 200px;
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width: 200px;
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}
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.block {
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width: 100%;
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height: 200px;
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background: yellow;
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}
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.sticky {
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position: sticky;
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background: purple;
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width: 50px;
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height: 50px;
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top: 200px;
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}
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</style>
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<script>
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function runTest() {
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document.getElementById("scroll2").scrollTop = 50;
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}
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</script>
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<body onload="runTest();">
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<!-- test before scroll -->
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<div class="scroll">
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<div class="sticky"></div>
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<div class="block"></div>
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</div>
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<!-- test after scroll -->
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<div class="scroll" id="scroll2">
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<div class="sticky"></div>
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<div class="block"></div>
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</div>
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</body>
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</html>
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