33 lines
1.2 KiB
HTML
33 lines
1.2 KiB
HTML
<!DOCTYPE html>
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<html class="reftest-wait">
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<meta charset="utf-8">
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<title>Selectors Level 4: focus-within</title>
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<link rel="author" title="Manuel Rego Casasnovas" href="mailto:rego@igalia.com">
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<link rel="help" href="https://drafts.csswg.org/selectors-4/#focus-within-pseudo">
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<link rel="match" href="focus-within-007-ref.html">
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<meta name="assert" content="Checks that ':focus-within' can be used as universal selector (using *).">
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<style>
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/* Suppress things that cannot be reproduced in the reference file */
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:focus {
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outline: none;
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}
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html, body, div {
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border: solid 5px red;
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}
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/* Use blue to indicate that the user needs to pay attention.
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This element needs to be focused for the test to make sense. */
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div {
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border-color: blue;
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}
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*:focus-within {
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border-color: green;
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}
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</style>
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<p>Test passes if, when the element below is focused, it is surrounded by a green border, and HTML and BODY elements also have a green border. There must be no red or blue once it is focused.</p>
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<div id="focusme" tabindex="1">Focus this element</div>
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<script>
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var focusme = document.getElementById('focusme');
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focusme.focus();
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document.documentElement.classList.remove('reftest-wait');
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</script>
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</html>
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