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  LayoutView at (0,0) size 800x600
layer at (0,0) size 800x68
  LayoutBlockFlow {HTML} at (0,0) size 800x68
    LayoutBlockFlow {BODY} at (8,16) size 784x36
      LayoutBlockFlow {P} at (0,0) size 784x36
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          text run at (0,0) width 778: "Below there should be a green square. In the middle of such green square, a black horizontal stripe should be traversing it"
          text run at (0,18) width 493: "and protruding out of it toward the right. There should be no red in this page."
layer at (8,68) size 128x128
  LayoutBlockFlow (positioned) {DIV} at (8,68) size 128x128 [bgcolor=#FF0000]
    LayoutBlockFlow (floating) {DIV} at (0,0) size 128x128 [bgcolor=#008000]
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        text run at (0,48) width 256: "XXXXXXXX"