1 layer at (0,0) size 800x600
2 LayoutView at (0,0) size 800x600
3 layer at (0,0) size 800x0
4 LayoutBlockFlow {HTML} at (0,0) size 800x0
5 layer at (0,0) size 800x20
6 LayoutBlockFlow (positioned) {HEAD} at (0,0) size 800x20
7 layer at (0,0) size 800x20
8 LayoutBlockFlow (positioned) {BODY} at (0,0) size 800x20 [color=#000080]
9 LayoutBlockFlow {P} at (0,0) size 800x20
10 LayoutText {#text} at (0,0) size 258x19
11 text run at (0,0) width 258: "This line should have a yellow background."