layer at (0,0) size 800x600
  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 {DIV} at (0,0) size 784x18 [bgcolor=#00FF00]
        LayoutText {#text} at (0,0) size 283x17
          text run at (0,0) width 283: "The background of this div should be green."