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  RenderCanvas at (0,0) size 800x600
layer at (0,0) size 800x147
  RenderBlock {HTML} at (0,0) size 800x147
    RenderBody {BODY} at (8,8) size 784x131
      RenderBlock {P} at (0,0) size 784x17
        RenderText {TEXT} at (0,0) size 667x17
          text run at (0,0) width 192: "You should see a single 100"
          text run at (192,0) width 475: "x100 green square below. If you see any red, then the test has failed."
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        RenderBlock {DIV} at (0,0) size 100x100 [bgcolor=#008000]