layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x70
  RenderBlock {HTML} at (0,0) size 800x70 [border: (1px solid #C0C0C0)]
    RenderBody {BODY} at (1,17) size 798x36
      RenderBlock (floating) {DIV} at (16,0) size 336x36 [bgcolor=#00FFFF]
        RenderText {#text} at (8,8) size 50x19
          text run at (8,8) width 50: "FLOAT"
      RenderBlock {DIV} at (16,0) size 766x36 [bgcolor=#FFFF00]
        RenderText {#text} at (352,8) size 55x19
          text run at (352,8) width 55: "BLOCK"