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| LayoutView at (0,0) size 800x600 |
| layer at (0,0) size 800x600 |
| LayoutBlockFlow {HTML} at (0,0) size 800x600 |
| LayoutBlockFlow {BODY} at (8,8) size 784x584 |
| LayoutBlockFlow {P} at (0,0) size 784x20 |
| LayoutText {#text} at (0,0) size 608x19 |
| text run at (0,0) width 608: "The blue box should be horizontally centered in the black box with 25px of white on the left and right." |
| layer at (8,44) size 154x104 |
| LayoutBlockFlow (relative positioned) {DIV} at (0,36) size 154x104 [border: (2px solid #000000)] |
| layer at (35,46) size 100x100 |
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