| <!DOCTYPE html> |
| <style> |
| ::-webkit-scrollbar { |
| width: 20px; |
| } |
| ::-webkit-scrollbar-thumb { |
| z-index: 300; |
| } |
| ::-webkit-scrollbar-thumb:window-inactive { |
| position: fixed; |
| } |
| </style> |
| <div style="height: 20px; width: 1500px"></div> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <script> |
| test(function() { |
| document.body.offsetTop; |
| if (window.testRunner) |
| testRunner.setWindowFocus(false); |
| }, 'crash test when a custom scrollbar changes style related to stacking context'); |
| </script> |
