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 60 0+0+0] [BFC] children: not-inline
    BlockContainer <(anonymous)> at [0,0] [0+0+0 800 0+0+0] [0+0+0 0 0+0+0] children: inline
      TextNode <#text> (not painted)
    BlockContainer <body> at [8,8] [8+0+0 784 0+0+8] [8+0+0 18 0+0+8] children: not-inline
      BlockContainer <(anonymous)> at [8,8] [0+0+0 784 0+0+0] [0+0+0 0 0+0+0] children: inline
        TextNode <#text> (not painted)
        BlockContainer <div#b> at [9,9] floating [0+1+0 50 0+1+0] [0+1+0 50 0+1+0] [BFC] children: not-inline
        TextNode <#text> (not painted)
      BlockContainer <div#a> at [8,8] [0+0+0 784 0+0+0] [0+0+0 18 0+0+0] children: inline
        frag 0 from TextNode start: 0, length: 4, rect: [60,8 37.578125x18] baseline: 13.796875
            "Text"
        TextNode <#text> (not painted)
      BlockContainer <(anonymous)> at [8,26] [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 800x60]
    PaintableWithLines (BlockContainer(anonymous)) [0,0 800x0]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x18]
      PaintableWithLines (BlockContainer(anonymous)) [8,8 784x0]
        PaintableWithLines (BlockContainer<DIV>#b) [8,8 52x52]
      PaintableWithLines (BlockContainer<DIV>#a) [8,8 784x18]
        TextPaintable (TextNode<#text>)
      PaintableWithLines (BlockContainer(anonymous)) [8,26 784x0]

SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto)
 SC for BlockContainer<HTML> [0,0 800x60] [children: 0] (z-index: auto)
