зеркало из https://github.com/mozilla/gecko-dev.git
44 строки
1.0 KiB
HTML
44 строки
1.0 KiB
HTML
<!--
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Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/
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-->
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<!DOCTYPE html>
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<meta charset="utf-8">
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<title>Test that overlay scrollbars are on top of positioned siblings when the scrollable frame has a positioned descendant that's higher than the sibling</title>
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<style>
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#outer {
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width: 200px;
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height: 200px;
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overflow: auto;
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}
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#content {
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height: 400px;
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background: cyan;
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position: relative;
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z-index: 3;
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}
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/* This test has different behavior depending on the type of scrollbar used.
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* We want the scrollbar to be visible. When overlay scrollbars are used,
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* they should be visible even when #cover gets between #outer and #content,
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* but for non-overlay scrollbars, that would cover them so we disable the
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* cover.
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*/
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@media all and (-moz-overlay-scrollbars) {
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#cover {
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width: 200px;
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height: 200px;
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background: cyan;
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position: absolute;
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z-index: 2;
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}
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}
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</style>
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<div id="cover"></div>
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<div id="outer"><div id="content"></div></div>
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