Viewport <#document> at (0,0) content-size 800x600 children: not-inline
  BlockContainer <html> at (0,0) content-size 800x600 [BFC] children: not-inline
    BlockContainer <body> at (8,8) content-size 784x17.46875 children: not-inline
      Box <div.grid> at (8,8) content-size 784x17.46875 [GFC] children: not-inline
        BlockContainer <(anonymous)> at (8,8) content-size 784x17.46875 [BFC] children: inline
          line 0 width: 36.84375, height: 17.46875, bottom: 17.46875, baseline: 13.53125
            frag 0 from TextNode start: 0, length: 5, rect: [8,8 36.84375x17.46875]
              "hello"
          TextNode <#text>

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x600]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x17.46875]
      PaintableBox (Box<DIV>.grid) [8,8 784x17.46875]
        PaintableWithLines (BlockContainer(anonymous)) [8,8 784x17.46875]
          TextPaintable (TextNode<#text>)
