1 layer at (0,0) size 800x600
2 RenderView at (0,0) size 800x600
3 layer at (0,0) size 800x600
4 RenderBlock {HTML} at (0,0) size 800x600
5 RenderBody {BODY} at (8,8) size 784x566
6 RenderBlock {PRE} at (0,0) size 784x60
7 RenderText {#text} at (0,0) size 240x60
8 text run at (0,0) width 240: "This is a test."
9 text run at (240,0) width 0: " "
10 text run at (0,30) width 224: "Big font size?"
11 text run at (224,30) width 0: " "