| <!DOCTYPE html> |
| <!-- |
| The scrollbar gets re-parented overflow controls, but has only a negative |
| z-index child. |
| --> |
| <script> |
| if (window.internals) { |
| internals.useMockOverlayScrollbars(); |
| internals.settings.setPreferCompositingToLCDTextEnabled(true); |
| } |
| </script> |
| <style> |
| .outer { |
| position: absolute; |
| z-index: 0; |
| will-change: transform; |
| left: 21px; |
| top: 21px; |
| width: 300px; |
| height: 242px; |
| box-shadow: 0 0 12px 3px #feb; |
| border: 5px solid #eda; |
| } |
| |
| .scroller { |
| overflow: auto; |
| margin-left: 36px; |
| margin-top: 36px; |
| width: 220px; |
| height: 160px; |
| box-shadow: 0 0 12px 12px #aaf; |
| border: 5px solid blue; |
| background-color: white; |
| position: relative; |
| } |
| |
| .content { |
| position: relative; |
| z-index: -1; |
| height: 200px; |
| margin: 12px; |
| padding: 6px; |
| background-color: #ddd; |
| } |
| </style> |
| <div class="outer"> |
| <div class="scroller"> |
| <div class="content"></div> |
| </div> |
| </div> |
| <script> |
| if (window.testRunner) { |
| testRunner.dumpAsTextWithPixelResults(); |
| testRunner.setCustomTextOutput(internals.layerTreeAsText(document)); |
| } |
| </script> |
