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 52 0+0+0] [BFC] children: not-inline
    BlockContainer <body> at [8,8] [8+0+0 784 0+0+8] [8+0+0 36 0+0+8] children: not-inline
      Box <div.grid> at [8,8] [0+0+0 784 0+0+0] [0+0+0 36 0+0+0] [GFC] children: not-inline
        BlockContainer <div> at [8,8] [0+0+0 261.328125 0+0+0] [0+0+0 18 0+0+0] [BFC] children: inline
          frag 0 from TextNode start: 0, length: 1, rect: [8,8 9.34375x18] baseline: 13.796875
              "a"
          TextNode <#text> (not painted)
        BlockContainer <div> at [269.328125,8] [0+0+0 261.328125 0+0+0] [0+0+0 18 0+0+0] [BFC] children: inline
          frag 0 from TextNode start: 0, length: 1, rect: [269.328125,8 9.46875x18] baseline: 13.796875
              "b"
          TextNode <#text> (not painted)
        BlockContainer <div> at [530.65625,8] [0+0+0 261.328125 0+0+0] [0+0+0 18 0+0+0] [BFC] children: inline
          frag 0 from TextNode start: 0, length: 1, rect: [530.65625,8 8.890625x18] baseline: 13.796875
              "c"
          TextNode <#text> (not painted)
        BlockContainer <div> at [8,26] [0+0+0 261.328125 0+0+0] [0+0+0 18 0+0+0] [BFC] children: inline
          frag 0 from TextNode start: 0, length: 1, rect: [8,26 7.859375x18] baseline: 13.796875
              "d"
          TextNode <#text> (not painted)

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x52]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x36]
      PaintableBox (Box<DIV>.grid) [8,8 784x36]
        PaintableWithLines (BlockContainer<DIV>) [8,8 261.328125x18]
          TextPaintable (TextNode<#text>)
        PaintableWithLines (BlockContainer<DIV>) [269.328125,8 261.328125x18]
          TextPaintable (TextNode<#text>)
        PaintableWithLines (BlockContainer<DIV>) [530.65625,8 261.328125x18]
          TextPaintable (TextNode<#text>)
        PaintableWithLines (BlockContainer<DIV>) [8,26 261.328125x18]
          TextPaintable (TextNode<#text>)

SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto)
 SC for BlockContainer<HTML> [0,0 800x52] [children: 0] (z-index: auto)
