| <!DOCTYPE html> | |
| <div style="width: 200px; height: 200px; overflow: scroll"> | |
| <!-- The intermediate div doesn't have layout overflow. --> | |
| <div style="height: 210px; overflow: scroll"> | |
| <div style="background: green; width: 300px; height: 100px"></div> | |
| </div> | |
| </div> | |
| <script> | |
| if (window.internals) { | |
| internals.runtimeFlags.overlayScrollbarsEnabled = true; | |
| internals.settings.setMockScrollbarsEnabled(true); | |
| } | |
| </script> |