| <!DOCTYPE html> |
| <title>backface visibility: hidden creates containing block and stacking context when participating in a 3D rendering context</title> |
| <link rel="author" title="Matt Woodrow" href="mailto:mattwoodrow@apple.com"> |
| <link rel="help" href="http://www.w3.org/TR/css-transforms-1/#transform-property"> |
| <link rel="help" href="http://www.w3.org/TR/css-transforms-2/#propdef-backface-visibility"> |
| <link rel="match" href="backface-visibility-hidden-003-ref.html"> |
| |
| <p>The test passes if there is a green rectangle and no red.</p> |
| <style> |
| .outer { |
| transform-style: preserve-3d; |
| transform: rotateX(180deg); |
| width: 100px; |
| height: 100px; |
| } |
| |
| .card { |
| width: 100px; |
| height: 100px; |
| position: absolute; |
| backface-visibility: hidden; |
| } |
| |
| .front { |
| background-color: red; |
| } |
| |
| .back { |
| background-color: green; |
| transform: rotateX(180deg); |
| } |
| |
| .inner { |
| position: fixed; |
| width: 100px; |
| height: 100px; |
| background-color: red; |
| } |
| |
| </style> |
| |
| <div class="outer"> |
| <div class="card back"></div> |
| <div class="card front"> |
| <div class="inner"></div> |
| </div> |
| </div> |
