layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x594
  RenderBlock {HTML} at (0,0) size 800x594
    RenderBody {BODY} at (8,8) size 784x578
      RenderBlock {DIV} at (4,4) size 280x280
        RenderText {#text} at (0,0) size 0x0
      RenderText {#text} at (288,269) size 4x19
        text run at (288,269) width 4: " "
      RenderBlock {DIV} at (296,4) size 280x280
        RenderText {#text} at (0,0) size 0x0
      RenderText {#text} at (580,269) size 4x19
        text run at (580,269) width 4: " "
      RenderBR {BR} at (0,0) size 0x0
      RenderBlock {DIV} at (4,293) size 280x280
        RenderText {#text} at (0,0) size 0x0
      RenderText {#text} at (288,558) size 4x19
        text run at (288,558) width 4: " "
      RenderBlock {DIV} at (296,293) size 280x280
        RenderText {#text} at (0,0) size 0x0
      RenderText {#text} at (0,0) size 0x0
layer at (12,12) size 280x280
  RenderBlock (positioned) {DIV} at (12,12) size 280x280 [border: (10px solid #00FF000C)]
layer at (12,12) size 280x280
  RenderBlock (relative positioned) {DIV} at (0,0) size 280x280
layer at (304,12) size 280x280
  RenderBlock (positioned) {DIV} at (304,12) size 280x280 [border: (20px solid #00FF000C)]
layer at (304,12) size 280x280
  RenderBlock (relative positioned) {DIV} at (0,0) size 280x280
layer at (12,301) size 280x280
  RenderBlock (positioned) {DIV} at (12,301) size 280x280 [border: (50px solid #00FF000C)]
layer at (12,301) size 280x280
  RenderBlock (relative positioned) {DIV} at (0,0) size 280x280
layer at (304,301) size 280x280
  RenderBlock (positioned) {DIV} at (304,301) size 280x280 [border: (90px solid #00FF000C)]
layer at (304,301) size 280x280
  RenderBlock (relative positioned) {DIV} at (0,0) size 280x280
