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+0 616 0+0+0] [BFC] children: not-inline
    BlockContainer <body> at [8,8] [8+0+0 784 0+0+8] [8+0+0 600 0+0+8] children: not-inline
      BlockContainer <div.container> at [8,108] [0+0+0 784 0+0+0] [0+0+100 500 0+0+0] children: not-inline
        BlockContainer <div.hmm> at [18,118] [0+10+0 764 0+10+0] [0+10+0 250 0+10+0] children: inline
          frag 0 from TextNode start: 0, length: 5, rect: [18,118 36.84375x18] baseline: 13.796875
              "hello"
          TextNode <#text> (not painted)

ViewportPaintable (Viewport<#document>) [0,0 800x600] overflow: [0,0 800x616]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x616]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x600]
      PaintableWithLines (BlockContainer<DIV>.container) [8,8 784x600]
        PaintableWithLines (BlockContainer<DIV>.hmm) [8,108 784x270]
          TextPaintable (TextNode<#text>)

SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto)
 SC for BlockContainer<HTML> [0,0 800x616] [children: 0] (z-index: auto)
