зеркало из https://github.com/mozilla/gecko-dev.git
30 строки
316 B
HTML
30 строки
316 B
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<style>
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#d1 {
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overflow:hidden;
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height:0;
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}
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#d2 {
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opacity:0.50196078431;
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}
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#d3 {
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position:absolute;
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left:0;
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top:0;
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width:100%;
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height:100%;
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background:blue;
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}
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</style>
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</head>
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<body>
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<div id="d1">
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<div id="d2">
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<div id="d3"></div>
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</div>
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</div>
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</body>
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</html>
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