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 1 0+0+791] [8+0+0 18 0+0+8] children: not-inline
      BlockContainer <div> at [8,8] [0+0+0 1 0+0+0] [0+0+0 18 0+0+0] [BFC] children: inline
        frag 0 from ImageBox start: 0, length: 0, rect: [8,21 0x0] baseline: 0
        ImageBox <img> at [8,21] [0+0+0 0 0+0+0] [0+0+0 0 0+0+0] children: not-inline

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x34]
    PaintableWithLines (BlockContainer<BODY>) [8,8 1x18]
      PaintableWithLines (BlockContainer<DIV>) [8,8 1x18]
        ImagePaintable (ImageBox<IMG>) [8,21 0x0]

SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto)
 SC for BlockContainer<HTML> [0,0 800x34] [children: 0] (z-index: auto)
