| <!DOCTYPE html> |
| <style> |
| .layout-container { |
| width: 210px; |
| position: relative; |
| } |
| .position-container { |
| position: relative; |
| width: 203px; |
| margin-left: auto; |
| margin-right: auto; |
| } |
| |
| #overflow { |
| width: 50%; |
| height: 100px; |
| overflow: scroll; |
| position: absolute; |
| /* Not using will-change:transform because it ignores subpixel accumulation. */ |
| will-change: opacity; |
| } |
| |
| .spacer { |
| background: #0f0; |
| height: 2000px; |
| width: 100%; |
| } |
| </style> |
| |
| <body> |
| <div class="layout-container"> |
| <div class="position-container"> |
| <div id="overflow"> |
| <div class="spacer"> |
| </div> |
| </div> |
| </div> |
| </div> |
| </body> |
