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  RenderView at (0,0) size 800x600
layer at (0,0) size 800x600
  RenderBlock {HTML} at (0,0) size 800x600
    RenderBody {BODY} at (8,8) size 784x584
      RenderBlock (anonymous) at (0,0) size 784x18
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          text run at (0,0) width 302: "You should see a 100x100 green square below. "
          text run at (301,0) width 261: "If you see any red then the test has failed."
      RenderBlock {DIV} at (0,18) size 100x100 [bgcolor=#008000]