37 lines
837 B
HTML
37 lines
837 B
HTML
<!DOCTYPE html>
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<title>Reference for Scroll timeline with Web Animation using the root scroller</title>
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<style>
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html {
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min-height: 100%;
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min-width: 100%;
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padding-bottom: 100px;
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padding-right: 100px;
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}
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#box {
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width: 100px;
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height: 100px;
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background-color: green;
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transform: translate(0, 100px);
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opacity: 0.5;
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will-change: transform; /* force compositing */
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}
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#covered {
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width: 100px;
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height: 100px;
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background-color: red;
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}
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</style>
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<div id="box"></div>
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<div id="covered"><p>Covered Contents</p></div>
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<script>
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window.addEventListener('load', function() {
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// Move the scroller to halfway.
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const scroller = document.scrollingElement;
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const maxScroll = scroller.scrollHeight - scroller.clientHeight;
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scroller.scrollTop = 0.5 * maxScroll;
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});
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</script>
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