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 {ADDRESS} at (0,0) size 784x18 [bgcolor=#00FF00]
        RenderInline {SPAN} at (0,0) size 104x17
          RenderText {#text} at (0,0) size 104x17
            text run at (0,0) width 104: "This line should "
        RenderText {#text} at (0,0) size 0x0
        RenderInline {SPAN} at (0,0) size 165x17
          RenderText {#text} at (104,0) size 165x17
            text run at (104,0) width 165: "have a green background."
        RenderText {#text} at (0,0) size 0x0