layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x34
  RenderBlock {HTML} at (0,0) size 800x34
    RenderBody {BODY} at (8,8) size 784x18
      RenderBlock (anonymous) at (0,0) size 784x18
        RenderText {#text} at (0,0) size 471x18
          text run at (0,0) width 244: "You should see a green square below. "
          text run at (244,0) width 227: "There should be no red on the page."
layer at (8,26) size 100x100
  RenderBlock (positioned) {DIV} at (0,0) size 100x100 [bgcolor=#FF0000]
layer at (8,26) size 100x100
  RenderBlock (positioned) {DIV} at (0,0) size 100x100 [bgcolor=#008000]
