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16 lines
247 B
HTML
16 lines
247 B
HTML
<html xmlns="http://www.w3.org/1999/xhtml">
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<head>
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<style>
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div.flexbox {
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display: flex;
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flex-direction: column;
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}
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</style>
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</head>
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<body>
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<div class="flexbox"><mo xmlns="http://www.w3.org/1998/Math/MathML"><mrow/></mo></div>
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</body>
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</html>
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