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22 lines
641 B
HTML
22 lines
641 B
HTML
<!DOCTYPE html>
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<html class=reftest-wait>
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<title>::backdrop for a fullscreen iframe element</title>
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<link rel=match href="backdrop-iframe-ref.html">
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<link rel=help href="https://github.com/w3c/csswg-drafts/issues/6939">
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<script src="/resources/testdriver.js"></script>
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<script src="/resources/testdriver-vendor.js"></script>
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<style>
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iframe::backdrop {
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background: green;
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}
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</style>
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<iframe></iframe>
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<script>
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document.addEventListener('fullscreenchange', () => {
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document.documentElement.classList.remove('reftest-wait');
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});
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test_driver.bless('fullscreen', () => {
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document.querySelector('iframe').requestFullscreen();
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});
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</script>
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