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| RenderView at (0,0) size 800x600 |
| layer at (0,0) size 800x84 |
| RenderBlock {HTML} at (0,0) size 800x84 |
| RenderBody {BODY} at (8,16) size 784x52 |
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| RenderText {#text} at (3,0) size 272x17 |
| text run at (3,0) width 272: "This box should have a thin bottom border." |
| RenderText {#text} at (0,0) size 0x0 |
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| RenderText {#text} at (0,0) size 227x17 |
| text run at (0,0) width 227: "There should be no red on this line. " |
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| text run at (227,0) width 12: " " |
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