Viewport <#document> at (0,0) content-size 800x600 children: not-inline
  BlockContainer <html> at (0,0) content-size 800x35 [BFC] children: inline
    TextNode <#text>
    BlockContainer <body> at (8,8) content-size 20x19 floating [BFC] children: not-inline
      BlockContainer <(anonymous)> at (8,8) content-size 20x0 children: inline
        TextNode <#text>
      Box <div.grid> at (8,8) content-size 20x19 [GFC] children: not-inline
        BlockContainer <(anonymous)> (not painted) [BFC] children: inline
          TextNode <#text>
        BlockContainer <div.whee> at (9,9) content-size 18x17 [BFC] children: inline
          frag 0 from TextNode start: 0, length: 4, rect: [9,9 37.953125x17] baseline: 13.296875
              "whee"
          TextNode <#text>

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x35]
    PaintableWithLines (BlockContainer<BODY>) [8,8 20x19] overflow: [8,8 38.953125x19]
      PaintableWithLines (BlockContainer(anonymous)) [8,8 20x0]
      PaintableBox (Box<DIV>.grid) [8,8 20x19] overflow: [8,8 38.953125x19]
        PaintableWithLines (BlockContainer<DIV>.whee) [8,8 20x19] overflow: [9,9 37.953125x17]
          TextPaintable (TextNode<#text>)
