| <!DOCTYPE html> |
| <style> |
| ::-webkit-scrollbar { |
| height: 10px; |
| width: 10px |
| } |
| ::-webkit-scrollbar-thumb { |
| background: rgba(255,0,0,0.8); |
| } |
| html { |
| overflow-y: scroll; |
| } |
| </style> |
| <div style="height:700px"></div> |
| <script src="../resources/run-after-layout-and-paint.js"></script> |
| <script> |
| var styleElement = document.createElement("style"); |
| var sheet = document.head.appendChild(styleElement).sheet; |
| function addRule(selector, css){ |
| var propText = Object.keys(css).map(function(p){ |
| return p+":"+css[p] |
| }).join(";"); |
| sheet.insertRule(selector + "{" + propText + "}", sheet.cssRules.length); |
| }; |
| runAfterLayoutAndPaint(function() { |
| addRule("::-webkit-scrollbar-thumb", {background: "rgba(13,53,178,0.8)",}); |
| }, true); |
| </script> |