layer at (0,0) size 800x600
  LayoutView at (0,0) size 800x600
layer at (0,0) size 800x600
  LayoutBlockFlow {HTML} at (0,0) size 800x600
    LayoutBlockFlow {BODY} at (8,8) size 784x584
      LayoutTable {TABLE} at (0,0) size 784x584
        LayoutTableSection {TBODY} at (0,0) size 784x584
          LayoutTableRow {TR} at (0,2) size 784x580
            LayoutTableCell {TD} at (2,282) size 780x20 [r=0 c=0 rs=1 cs=1]
              LayoutText {#text} at (361,1) size 58x17
                text run at (361,1) width 58: "Centered"