layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x68
  RenderBlock {HTML} at (0,0) size 800x68
    RenderBody {BODY} at (8,24) size 784x20
      RenderBlock {P} at (-10,0) size 794x20 [color=#000080]
        RenderText {#text} at (0,0) size 299x19
          text run at (0,0) width 299: "  This page should have a horizontal scroll bar."
