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- <!DOCTYPE html>
- <title>
- Transform animation creates a stacking context even though it has only
- 'transform:none' keyframes and with a style which prevents performning
- the animation on the compositor.
- </title>
- <style>
- span {
- height: 100px;
- width: 100px;
- position: fixed;
- background: green;
- top: 50px;
- }
- @keyframes TransformNone {
- from, to { transform: none }
- }
- #test {
- width: 100px; height: 100px;
- background: blue;
- transform-style: preserve-3d;
- animation: TransformNone 100s infinite;
- }
- </style>
- <span></span>
- <div id="test"></div>
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