mirror of
https://github.com/servo/servo
synced 2026-05-12 09:56:50 +02:00
67 lines
1.5 KiB
HTML
67 lines
1.5 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<link rel="match" href="top-layer-nesting-ref.html">
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<link rel="help" href="https://fullscreen.spec.whatwg.org/#new-stacking-layer">
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<style>
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dialog {
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height: 150px;
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width: 150px;
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outline: none;
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}
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::backdrop {
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display: none;
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}
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#bottomDialog {
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background-color: yellow;
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top: 100px;
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z-index: 1000;
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}
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#middleDialog {
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background-color: blue;
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top: 150px;
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left: 50px;
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z-index: -500;
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}
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#topDialog {
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background-color: green;
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top: 200px;
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left: 100px;
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z-index: -1000;
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}
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.red {
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background-color: red;
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top: 250px;
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left: 0px;
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}
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</style>
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</head>
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<body>
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This tests that top layer elements are stacked correctly even if nested in the DOM tree.
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The test passes if you see no red rectangles and see 3 rectangles stacked in the following order (from bottom to top): yellow, blue, green.
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<dialog id="topDialog">
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<dialog id="middleDialog">
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<dialog id="bottomDialog">
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<dialog id="hiddenDialog" class="red">
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<dialog id="hiddenDialogChild" class="red"></dialog>
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</dialog>
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</dialog>
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</dialog>
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</dialog>
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<script>
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document.getElementById('hiddenDialogChild').showModal();
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document.getElementById('hiddenDialog').showModal();
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document.getElementById('bottomDialog').showModal();
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document.getElementById('middleDialog').showModal();
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document.getElementById('topDialog').showModal();
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document.getElementById('hiddenDialog').close();
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</script>
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</body>
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</html>
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