layer at (0,0) size 800x600
  RenderCanvas at (0,0) size 800x600
layer at (0,0) size 800x79
  RenderBlock {HTML} at (0,0) size 800x79
    RenderBody {BODY} at (8,14) size 784x51
      RenderBlock {UL} at (0,0) size 784x51
        RenderListItem {LI} at (40,0) size 744x17 [bgcolor=#00FF00]
          RenderListMarker at (0,0) size 0x14 [bgcolor=#000000]
          RenderText {TEXT} at (0,0) size 466x17
            text run at (0,0) width 466: "This list item should have a green background. because its ID is \"t1\""
        RenderListItem {LI} at (40,17) size 744x17 [bgcolor=#00FF00]
          RenderListMarker at (0,0) size 0x14 [bgcolor=#000000]
          RenderText {TEXT} at (0,0) size 466x17
            text run at (0,0) width 466: "This list item should have a green background. because its ID is \"t2\""
        RenderListItem {LI} at (40,34) size 744x17 [bgcolor=#00FF00]
          RenderListMarker at (0,0) size 0x14 [bgcolor=#000000]
          RenderInline {SPAN} at (0,0) size 634x17 [bgcolor=#000000]
            RenderText {TEXT} at (0,0) size 634x17
              text run at (0,0) width 634: "This list item should have a green background. because the inner SPAN does not match \"#t4\""
