69 lines
1.4 KiB
HTML
69 lines
1.4 KiB
HTML
<!DOCTYPE html>
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<meta charset="UTF-8">
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<title>CSS Containment Test: 'contain: style' for counters (span children of <body>)</title>
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<link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/">
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<link rel="help" href="https://www.w3.org/TR/css-contain-1/#containment-style">
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<link rel="match" href="reference/contain-style-counters-003-ref.html">
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<style>
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body
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{
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counter-reset: counter-of-span 17;
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}
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/*
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This creates a new counter identified as "counter-of-span"
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and initially sets such counter to 17 (an entirely
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arbitrary number)
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*/
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body
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{
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contain: style;
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}
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/*
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This will reset the counter to 0.
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*/
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body span
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{
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counter-increment: counter-of-span 4;
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}
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/*
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This increments the counter identified as "counter-of-span"
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of the step value of 4 (an entirely arbitrary number) each
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and every time there is a <span> descendant within the subtree
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of body
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*/
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div
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{
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font-size: 3em;
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}
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div::after
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{
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content: counter(counter-of-span);
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}
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/*
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Now, the generated content after the span is set to the
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current value of the counter identified as "counter-of-span"
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*/
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</style>
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<body>
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<span></span> <span></span> <span></span> <span></span> <span></span>
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<!-- 5 span above -->
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<p>Test passes if there is the number 20.
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<div></div>
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