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 24 0+0+0] [BFC] children: not-inline
    BlockContainer <body> at [8,8] [8+0+0 784 0+0+8] [8+0+0 8 0+0+8] children: not-inline
      Box <div> at [8,8] flex-container(row) [0+0+0 784 0+0+0] [0+0+0 8 0+0+0] [FFC] children: not-inline
        BlockContainer <(anonymous)> (not painted) [BFC] children: inline
          TextNode <#text> (not painted)
        ImageBox <img> at [8,8] flex-item [0+0+0 8 0+0+0] [0+0+0 8 0+0+0] children: not-inline
        BlockContainer <(anonymous)> (not painted) [BFC] children: inline
          TextNode <#text> (not painted)

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x24]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x8]
      PaintableBox (Box<DIV>) [8,8 784x8]
        ImagePaintable (ImageBox<IMG>) [8,8 8x8]

SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto)
 SC for BlockContainer<HTML> [0,0 800x24] [children: 0] (z-index: auto)
