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+0 516 0+0+0] [BFC] children: not-inline
    BlockContainer <body> at [8,8] [8+0+0 784 0+0+8] [8+0+0 500 0+0+8] children: not-inline
      Box <div.grid> at [8,8] [0+0+0 100 0+0+684] [0+0+0 500 0+0+0] [GFC] children: not-inline
        ImageBox <img> at [8,8] [0+0+0 500 0+0+0] [0+0+0 500 0+0+0] children: not-inline

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x516]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x500]
      PaintableBox (Box<DIV>.grid) [8,8 100x500] overflow: [8,8 500x500]
        ImagePaintable (ImageBox<IMG>) [8,8 500x500]

SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto)
 SC for BlockContainer<HTML> [0,0 800x516] [children: 0] (z-index: auto)
