| <!DOCTYPE html> |
| <!-- This tests that top layer elements are rendered above z-indexed elements |
| and stacked in the correct order amongst themselves. Also, layer features like |
| transforms and z-index are tested inside a top layer element subtree. --> |
| <html> |
| <head> |
| <style> |
| .box { |
| height:150px; |
| width:150px; |
| } |
| |
| ::backdrop { |
| display: none; |
| } |
| |
| .container { |
| -webkit-perspective: 500px; |
| border: 1px solid black; |
| background-color: magenta; |
| } |
| .transformed { |
| transform: rotateY(45deg); |
| background-color: cyan; |
| } |
| </style> |
| </head> |
| <body> |
| <dialog id="hiddenDialog" style="display: none; color: red">This should not be displayed.</dialog> |
| <dialog id="topDialog" style="position: fixed; top: 10px; z-index: -10;"> |
| This white box is the topmost modal dialog. It should be on top of everything. |
| </dialog> |
| <div style="position: absolute; top: 0px; z-index: 3; background-color: red; left: 0; right: 0; height: 200px;"> |
| <dialog id="bottomDialog" style="position: absolute; top: 50px; background-color: green; width: 75%; height: 400px;"> |
| This green box is also a modal dialog. It should be rendered above the red and yellow regions. |
| <div class="container box"> |
| <div class="transformed box">A transform within the dialog's subtree.</div> |
| </div> |
| <div class="box" style="position: absolute; top:300px; z-index: 2; background-color: cyan"> |
| This shows z-index stacking within the dialog's subtree. The cyan box should be on top of the magenta one. |
| </div> |
| <div class="box" style="position: absolute; top:350px; left:50px; z-index: 1; background-color: magenta"></div> |
| <div style="position: fixed; top: 90px; left: 30px; background-color: green">This is part of the green dialog.</div> |
| </dialog> |
| </div> |
| <div style="position: absolute; top: 100px; left: 0px; right: 0px; height: 200em; background-color: yellow; z-index:1000"> |
| </div> |
| <script> |
| document.getElementById('bottomDialog').showModal(); |
| document.getElementById('topDialog').showModal(); |
| document.getElementById('hiddenDialog').showModal(); |
| </script> |
| </body> |
| </html> |
