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20 lines
265 B
HTML
20 lines
265 B
HTML
<!DOCTYPE html>
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<html>
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<head>
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<style type="text/css">
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#block1, #block2 {
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height: 20px;
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background-color: green;
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}
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#margin-only {
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height: 40px;
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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="block1"></div>
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<div id="margin-only"></div>
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<div id="block2"></div>
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</body>
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</html>
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