layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x90
  RenderBlock {HTML} at (0,0) size 800x90
    RenderBody {BODY} at (8,16) size 784x66
      RenderBlock {P} at (0,0) size 784x18
        RenderText {#text} at (0,0) size 268x18
          text run at (0,0) width 268: "There should be no red below, only green."
      RenderBlock (floating) {DIV} at (0,34) size 784x16 [color=#008000] [bgcolor=#FF0000]
        RenderText {#text} at (0,0) size 16x16
          text run at (0,0) width 16: "X"
      RenderBlock {DIV} at (0,34) size 16x32 [color=#008000] [bgcolor=#FF0000]
        RenderText {#text} at (0,16) size 16x16
          text run at (0,16) width 16: "X"
