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+0 316 0+0+0] [BFC] children: not-inline
    BlockContainer <body> at [8,8] [8+0+0 784 0+0+8] [8+0+0 300 0+0+8] children: not-inline
      BlockContainer <div.a> at [300,8] [292+0+0 200 0+0+292] [0+0+0 300 0+0+0] [BFC] children: inline
        TextNode <#text> (not painted)
        BlockContainer <div.b.g> at [300,8] floating [0+0+0 150 0+0+0] [0+0+0 150 0+0+0] [BFC] children: not-inline
        TextNode <#text> (not painted)
        BlockContainer <div.b.r> at [300,158] floating [0+0+0 150 0+0+0] [0+0+0 150 0+0+0] [BFC] children: not-inline
        TextNode <#text> (not painted)
      BlockContainer <(anonymous)> at [8,308] [0+0+0 784 0+0+0] [0+0+0 0 0+0+0] children: inline
        TextNode <#text> (not painted)

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x316]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x300]
      PaintableWithLines (BlockContainer<DIV>.a) [300,8 200x300]
        PaintableWithLines (BlockContainer<DIV>.b.g) [300,8 150x150]
        PaintableWithLines (BlockContainer<DIV>.b.r) [300,158 150x150]
      PaintableWithLines (BlockContainer(anonymous)) [8,308 784x0]

SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto)
 SC for BlockContainer<HTML> [0,0 800x316] [children: 0] (z-index: auto)
