Viewport <#document> at [0,0] [0+0+0 800 0+0+0] [0+0+0 600 0+0+0] [BFC] children: not-inline
  BlockContainer <html> at [0,0] [0+0+0 800 0+0+0] [0+0+0 42 0+0+0] [BFC] children: not-inline
    BlockContainer <body> at [18,18] [8+10+0 764 0+10+8] [8+10+0 6 0+10+8] children: not-inline
      BlockContainer <div#a> at [18,18] [0+0+0 764 0+0+0] [0+0+0 0 150+0+0] children: not-inline
      BlockContainer <(anonymous)> at [18,168] [0+0+0 764 0+0+0] [0+0+0 0 0+0+0] children: inline
        TextNode <#text> (not painted)
      BlockContainer <div#b> at [18,-72] [0+0+0 764 0+0+0] [-240+0+0 80 0+0+0] children: inline
        frag 0 from TextNode start: 0, length: 3, rect: [18,-72 135.78125x80] baseline: 63.984375
            "foo"
        TextNode <#text> (not painted)
      BlockContainer <(anonymous)> at [18,8] [0+0+0 764 0+0+0] [0+0+0 16 0+0+0] children: inline
        frag 0 from TextNode start: 1, length: 3, rect: [18,8 27.640625x16] baseline: 12.796875
            "bar"
        TextNode <#text> (not painted)

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x42]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x26]
      PaintableWithLines (BlockContainer<DIV>#a) [18,18 764x150]
      PaintableWithLines (BlockContainer(anonymous)) [18,168 764x0]
      PaintableWithLines (BlockContainer<DIV>#b) [18,-72 764x80]
      PaintableWithLines (BlockContainer(anonymous)) [18,8 764x16]

SC for Viewport<#document> [0,0 800x600] (z-index: auto)
 SC for BlockContainer<HTML> [0,0 800x42] (z-index: auto)
