layer at (0,0) size 800x600
  RenderCanvas at (0,0) size 800x600
layer at (0,0) size 800x45
  RenderBlock {HTML} at (0,0) size 800x45
    RenderBody {BODY} at (8,14) size 784x17
      RenderBlock {DIV} at (0,0) size 784x17
        RenderBlock {P} at (0,0) size 784x17 [bgcolor=#00FF00]
          RenderText {TEXT} at (0,0) size 594x17
            text run at (0,0) width 594: "This paragraph should have a green background and there should be no red anywhere."
