Viewport <#document> at (0,0) content-size 800x600 children: not-inline
  BlockContainer <html> at (0,0) content-size 800x286 [BFC] children: not-inline
    BlockContainer <body> at (8,8) content-size 784x270 children: not-inline
      Box <div.grid-container> at (58,58) content-size 170x170 positioned [GFC] children: not-inline
        BlockContainer <(anonymous)> (not painted) [BFC] children: inline
          TextNode <#text>
        BlockContainer <div.grid-item> at (58,58) content-size 50x50 [BFC] children: inline
          frag 0 from TextNode start: 0, length: 1, rect: [58,58 6.34375x18] baseline: 13.796875
              "1"
          TextNode <#text>
        BlockContainer <(anonymous)> (not painted) [BFC] children: inline
          TextNode <#text>
        BlockContainer <div.grid-item> at (128,58) content-size 100x50 [BFC] children: inline
          frag 0 from TextNode start: 0, length: 1, rect: [128,58 8.8125x18] baseline: 13.796875
              "2"
          TextNode <#text>
        BlockContainer <(anonymous)> (not painted) [BFC] children: inline
          TextNode <#text>
        BlockContainer <div.grid-item> at (58,128) content-size 50x100 [BFC] children: inline
          frag 0 from TextNode start: 0, length: 1, rect: [58,128 9.09375x18] baseline: 13.796875
              "3"
          TextNode <#text>
        BlockContainer <(anonymous)> (not painted) [BFC] children: inline
          TextNode <#text>
        BlockContainer <div.grid-item> at (128,128) content-size 100x100 [BFC] children: inline
          frag 0 from TextNode start: 0, length: 1, rect: [128,128 7.75x18] baseline: 13.796875
              "4"
          TextNode <#text>
        BlockContainer <(anonymous)> (not painted) [BFC] children: inline
          TextNode <#text>
        BlockContainer <div.abspos-box> at (228,8) content-size 50x270 positioned [BFC] children: not-inline
        BlockContainer <(anonymous)> (not painted) [BFC] children: inline
          TextNode <#text>
      BlockContainer <(anonymous)> at (8,278) content-size 784x0 children: inline
        TextNode <#text>

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x286]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x270]
      PaintableBox (Box<DIV>.grid-container) [8,8 270x270]
        PaintableWithLines (BlockContainer<DIV>.grid-item) [58,58 50x50]
          TextPaintable (TextNode<#text>)
        PaintableWithLines (BlockContainer<DIV>.grid-item) [128,58 100x50]
          TextPaintable (TextNode<#text>)
        PaintableWithLines (BlockContainer<DIV>.grid-item) [58,128 50x100]
          TextPaintable (TextNode<#text>)
        PaintableWithLines (BlockContainer<DIV>.grid-item) [128,128 100x100]
          TextPaintable (TextNode<#text>)
        PaintableWithLines (BlockContainer<DIV>.abspos-box) [228,8 50x270]
      PaintableWithLines (BlockContainer(anonymous)) [8,278 784x0]
