| <style> | |
| ::-webkit-scrollbar { | |
| background: red; | |
| } | |
| html { | |
| color: black; | |
| } | |
| body { | |
| overflow: scroll; | |
| } | |
| div { | |
| overflow: scroll; | |
| width: 200px; | |
| height: 200px; | |
| } | |
| </style> | |
| <div></div> | |
| <script> | |
| window.onload = function() { | |
| document.body.offsetWidth; | |
| document.styleSheets[0].cssRules[0].style.backgroundColor = 'green'; | |
| } | |
| </script> |