27 lines
634 B
HTML
27 lines
634 B
HTML
<html xmlns="http://www.w3.org/1999/xhtml">
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<head>
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<style type="text/css">
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html { background-color: grey; }
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div { display: inline-block;
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font-size: 30px;
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line-height: 60px; /* Ensure space for underbar */
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border: 1px solid white;
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padding: 2px; /* 10% error allowed in char selection */
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background-color: black;
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color: red; }
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</style>
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</head>
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<body>
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<div>
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<math xmlns="http://www.w3.org/1998/Math/MathML">
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<mphantom>
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<munder>
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<mn>1</mn>
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<mo>̲</mo>
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</munder>
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</mphantom>
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</math>
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</div>
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</body>
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</html>
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