зеркало из https://github.com/mozilla/gecko-dev.git
29 строки
356 B
HTML
29 строки
356 B
HTML
<html>
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<head>
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<style>
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body {
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margin: 0px;
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}
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#child {
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width:100px;
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height:100px;
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background-color: green;
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display: inline-block;
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}
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#parent::before {
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content: '';
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width: 100px;
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height: 100px;
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display: inline-block;
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background-color: 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="parent">
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<div id="child"></div>
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</div>
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</body>
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</html>
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