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: inline
      frag 0 from BlockContainer start: 0, length: 0, rect: [9,9 100.203125x16] baseline: 13.796875
      BlockContainer <span> at [9,9] inline-block [0+1+0 100.203125 0+1+0] [0+1+0 16 0+1+0] [BFC] children: inline
        frag 0 from TextNode start: 0, length: 13, rect: [9,9 100.203125x16] baseline: 12.796875
            "hello friends"
        TextNode <#text> (not painted)

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x34]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x18]
      PaintableWithLines (BlockContainer<SPAN>) [8,8 102.203125x18]

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