Viewport <#document> at (0,0) content-size 800x600 children: not-inline
  BlockContainer <html> at (0,0) content-size 800x73 [BFC] children: not-inline
    BlockContainer <body> at (9,9) content-size 687.5x48 children: not-inline
      BlockContainer <(anonymous)> at (9,9) content-size 687.5x0 children: inline
        TextNode <#text>
      BlockContainer <div#A> at (9,9) content-size 687.5x16 children: not-inline
      BlockContainer <(anonymous)> at (9,41) content-size 687.5x0 children: inline
        TextNode <#text>
        BlockContainer <div#B> at (648.5,41) content-size 48x16 floating [BFC] children: not-inline
        TextNode <#text>
        BlockContainer <div#C> at (648.5,57) content-size 48x16 floating [BFC] children: not-inline
        TextNode <#text>
      BlockContainer <div#D> at (9,41) content-size 687.5x16 children: not-inline
      BlockContainer <(anonymous)> at (9,57) content-size 687.5x0 children: inline
        TextNode <#text>

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x73]
    PaintableWithLines (BlockContainer<BODY>) [8,8 689.5x50]
      PaintableWithLines (BlockContainer(anonymous)) [9,9 687.5x0]
      PaintableWithLines (BlockContainer<DIV>#A) [9,9 687.5x16]
      PaintableWithLines (BlockContainer(anonymous)) [9,41 687.5x0]
        PaintableWithLines (BlockContainer<DIV>#B) [648.5,41 48x16]
        PaintableWithLines (BlockContainer<DIV>#C) [648.5,57 48x16]
      PaintableWithLines (BlockContainer<DIV>#D) [9,41 687.5x16]
      PaintableWithLines (BlockContainer(anonymous)) [9,57 687.5x0]
