| layer at (0,0) size 800x600 |
| LayoutView at (0,0) size 800x600 |
| layer at (0,0) size 800x140 transparent |
| LayoutBlockFlow {HTML} at (0,0) size 800x140 |
| LayoutBlockFlow {BODY} at (50,50) size 700x40 [bgcolor=#808080] |
| LayoutBlockFlow {P} at (0,0) size 700x40 |
| LayoutText {#text} at (0,0) size 645x39 |
| text run at (0,0) width 645: "The document background should be red, and the body gray. The rest of the viewport should be white. The" |
| text run at (0,20) width 287: "document and body should have opacity of 0.3." |
