16 lines
311 B
HTML
16 lines
311 B
HTML
<!doctype html>
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<title>CSS test reference</title>
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<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
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<style>
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.test {
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display: flex;
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}
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.test::before {
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content: "";
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display: block;
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width: 100px;
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height: 100px;
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background-color: green;
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}
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</style>
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<div class="test"></div>
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