| <!DOCTYPE HTML> |
| <title>backface-visibility test</title> |
| <link rel="author" title="L. David Baron" href="https://dbaron.org/"> |
| <link rel="author" title="Google" href="http://www.google.com/"> |
| <link rel="help" href="https://drafts.csswg.org/css-transforms-2/#3d-transform-rendering"> |
| <link rel="match" href="/common/blank.html"> |
| <meta name="assert" content="The backface-visibility property still works correctly when there is an element outside the 3-D rendering context that is, in tree order, in between the element with backface-visibility and the root of the 3-D Rendering Context"> |
| |
| <style> |
| |
| div { |
| width: 100px; |
| height: 100px; |
| } |
| |
| #outer { |
| transform-style: preserve-3d; |
| transform: rotateX(120deg); |
| position: relative; |
| } |
| |
| #outer > div { |
| position: absolute; |
| top: 0; |
| left: 0; |
| } |
| |
| #grandchild { |
| transform: translateZ(1px); |
| } |
| |
| #child2 { |
| transform-style: preserve-3d; |
| transform: translateX(0); |
| backface-visibility: hidden; |
| background: red; |
| } |
| |
| </style> |
| |
| <div id="outer"> |
| <div id="child1"><div id="grandchild"></div></div> |
| <div id="child2"></div> |
| </div> |