16 lines
246 B
HTML
16 lines
246 B
HTML
<!doctype html>
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<style>
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div::before {
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content: "PASS";
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display: none;
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}
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.foo::before {
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display: none;
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}
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</style>
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<div></div>
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<script>
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window.onload = function() {
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document.querySelector('div').className = "foo";
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}
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</script>
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