| <!DOCTYPE html> | |
| <script> | |
| if (window.internals) | |
| internals.settings.setMockScrollbarsEnabled(true); | |
| </script> | |
| There should be a green square. | |
| <div style="width: 200px; height: 200px; overflow: scroll; will-change: transform; writing-mode: vertical-rl"> | |
| <div style="width: 2000px"> | |
| <div style="width: 100px; height: 100px; background: green"></div> | |
| </div> | |
| </div> |