Viewport <#document> at [0,0] [0+0+0 800 0+0+0] [0+0+0 600 0+0+0] children: not-inline
  BlockContainer <html> at [0,0] [0+0+0 800 0+0+0] [0+0+0 121 0+0+0] [BFC] children: not-inline
    BlockContainer <body> at [8,8] [8+0+0 784 0+0+8] [8+0+0 105 0+0+8] children: not-inline
      Box <div.grid-container> at [29,29] [0+1+20 500 20+1+242] [0+1+20 63 20+1+0] [GFC] children: not-inline
        BlockContainer <div.grid-item> at [49,49] [0+0+20 120 20+0+0] [0+0+20 23 20+0+0] [BFC] children: inline
          frag 0 from TextNode start: 0, length: 3, rect: [90.359375,49 37.28125x23] baseline: 17.5
              "One"
          TextNode <#text> (not painted)
        BlockContainer <div.grid-item> at [309,49] [0+0+20 120 20+0+0] [0+0+20 23 20+0+0] [BFC] children: inline
          frag 0 from TextNode start: 0, length: 3, rect: [347.8125,49 42.359375x23] baseline: 17.5
              "Two"
          TextNode <#text> (not painted)

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x121]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x105]
      PaintableBox (Box<DIV>.grid-container) [8,8 542x105]
        PaintableWithLines (BlockContainer<DIV>.grid-item) [29,29 160x63]
          TextPaintable (TextNode<#text>)
        PaintableWithLines (BlockContainer<DIV>.grid-item) [289,29 160x63]
          TextPaintable (TextNode<#text>)

SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto)
 SC for BlockContainer<HTML> [0,0 800x121] [children: 0] (z-index: auto)
