Created
January 28, 2013 11:58
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Annoying subpixel rounding behaviour causing overflow:hidden to appear broken in Chrome 24
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| <!doctype html> | |
| <html> | |
| <head> | |
| <title>Subpixel rounding annoyance</title> | |
| <style> | |
| .container { | |
| position: absolute; | |
| top: 20.5px; | |
| left: 20.5px; | |
| overflow: hidden; | |
| width: 300.5px; | |
| height: 300.5px; | |
| background: #ddd; | |
| } | |
| .offset { | |
| position: absolute; | |
| top: 50%; | |
| left: 50%; | |
| width: 100%; | |
| height: 100%; | |
| background: #999; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div class="container"> | |
| <div class="offset"> | |
| </div> | |
| </div> | |
| <p> | |
| Notice how the darker, inner div overflows the containing box in Chrome despite its <code>overflow</code> being set to | |
| <code>hidden</code>. This seems to occur when both the position and dimension of the container have a fractional pixel | |
| greater than or equal to 0.5. | |
| </p> | |
| </body> | |
| </html> |
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