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 64 0+0+0] [BFC] children: not-inline
    BlockContainer <body> at [8,8] [8+0+0 784 0+0+8] [8+0+0 48 0+0+8] children: not-inline
      SVGSVGBox <svg> at [8,8] [0+0+0 48 0+0+736] [0+0+0 48 0+0+0] [SVG] children: not-inline
        SVGForeignObjectBox <foreignObject> at [8,8] [0+0+0 30 0+0+0] [0+0+0 30 0+0+0] [BFC] children: not-inline
          BlockContainer <div> at [13,13] [0+5+0 40 0+5+-20] [0+5+0 40 0+5+0] children: not-inline
      BlockContainer <(anonymous)> at [8,56] [0+0+0 784 0+0+0] [0+0+0 0 0+0+0] children: inline
        TextNode <#text> (not painted)

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x64]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x48]
      SVGSVGPaintable (SVGSVGBox<svg>) [8,8 48x48]
        SVGForeignObjectPaintable (SVGForeignObjectBox<foreignObject>) [8,8 30x30] overflow: [8,8 50x50]
          PaintableWithLines (BlockContainer<DIV>) [8,8 50x50]
      PaintableWithLines (BlockContainer(anonymous)) [8,56 784x0]

SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto)
 SC for BlockContainer<HTML> [0,0 800x64] [children: 1] (z-index: auto)
  SC for SVGForeignObjectBox<foreignObject> [8,8 30x30] [children: 0] (z-index: auto)
