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18 lines
350 B
HTML
18 lines
350 B
HTML
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<!DOCTYPE html>
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<html>
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<head>
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<style>
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span { color: red }
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:checked + span { color: green }
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input { display: none }
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</style>
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</head>
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<body>
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<input checked="checked" id="foo"><span>There should be no red</span>
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<script>
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var foo = document.body.offsetWidth;
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document.getElementById("foo").setAttribute("type", "checkbox");
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</script>
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</body>
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</html>
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