Viewport <#document> at (0,0) content-size 800x600 children: not-inline
  BlockContainer <html> at (1,1) content-size 798x600 [BFC] children: not-inline
    BlockContainer <body> at (10,10) content-size 780x21.46875 children: not-inline
      Box <div.grid-container> at (11,11) content-size 778x19.46875 [GFC] children: not-inline
        BlockContainer <div.grid-item> at (12,12) content-size 43.640625x17.46875 [BFC] children: inline
          line 0 width: 87.28125, height: 17.46875, bottom: 17.46875, baseline: 13.53125
            frag 0 from TextNode start: 0, length: 10, rect: [12,12 87.28125x17.46875]
              "mincontent"
          TextNode <#text>

ViewportPaintable (Viewport<#document>) [0,0 800x600] overflow: [0,0 800x602]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x602]
    PaintableWithLines (BlockContainer<BODY>) [9,9 782x23.46875]
      PaintableBox (Box<DIV>.grid-container) [10,10 780x21.46875]
        PaintableWithLines (BlockContainer<DIV>.grid-item) [11,11 45.640625x19.46875] overflow: [12,12 87.28125x17.46875]
          TextPaintable (TextNode<#text>)
