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 34 0+0+0] [BFC] children: not-inline
    BlockContainer <body> at [8,8] [8+0+0 784 0+0+8] [8+0+0 18 0+0+8] children: not-inline
      Box <div.grid-container> at [8,8] [0+0+0 784 0+0+0] [0+0+0 18 0+0+0] [GFC] children: not-inline
        BlockContainer <div.first> at [8,8] [0+0+0 307.484375 0+0+0] [0+0+0 18 0+0+0] [BFC] children: inline
          frag 0 from TextNode start: 0, length: 5, rect: [8,8 42.140625x18] baseline: 13.796875
              "First"
          TextNode <#text> (not painted)
        BlockContainer <div.second> at [392.359375,8] [0+0+0 79.921875 0+0+0] [0+0+0 18 0+0+0] [BFC] children: inline
          frag 0 from TextNode start: 0, length: 6, rect: [392.359375,8 57.40625x18] baseline: 13.796875
              "Second"
          TextNode <#text> (not painted)

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x34]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x18]
      PaintableBox (Box<DIV>.grid-container) [8,8 784x18]
        PaintableWithLines (BlockContainer<DIV>.first) [8,8 307.484375x18]
          TextPaintable (TextNode<#text>)
        PaintableWithLines (BlockContainer<DIV>.second) [392.359375,8 79.921875x18]
          TextPaintable (TextNode<#text>)

SC for Viewport<#document> [0,0 800x600] (z-index: auto)
 SC for BlockContainer<HTML> [0,0 800x34] (z-index: auto)
