layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x600
  RenderBlock {HTML} at (0,0) size 800x600
    RenderBody {BODY} at (8,8) size 776x584
      RenderBlock {OL} at (0,0) size 40x584
        RenderListItem {LI} at (0,40) size 40x544
          RenderBlock (anonymous) at (0,0) size 20x544
            RenderListMarker at (0,-21) size 19x16: "1"
            RenderInline {I} at (0,0) size 19x77
              RenderInline {U} at (0,0) size 19x77
                RenderText {#text} at (0,0) size 19x77
                  text run at (0,0) width 77: "Hello world"
            RenderText {#text} at (0,0) size 0x0
          RenderBlock {OL} at (20,0) size 20x544
            RenderListItem {LI} at (0,40) size 20x504
              RenderListMarker at (0,-21) size 19x16: "1"
              RenderText {#text} at (0,0) size 19x59
                text run at (0,0) width 59: "Goodbye"
