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 40 0+0+0] [BFC] children: not-inline
    BlockContainer <body> at [8,8] [8+0+0 784 0+0+8] [8+0+0 24 0+0+8] children: inline
      frag 0 from SVGSVGBox start: 0, length: 0, rect: [8,8 24x24] baseline: 24
      SVGSVGBox <svg> at [8,8] [0+0+0 24 0+0+0] [0+0+0 24 0+0+0] [SVG] children: inline
        SVGGraphicsBox <g> at [8,8] [0+0+0 24 0+0+0] [0+0+0 24 0+0+0] children: inline
          SVGSVGBox <svg> at [8,8] [0+0+0 24 0+0+0] [0+0+0 24 0+0+0] [SVG] children: not-inline
            SVGGeometryBox <rect> at [8,8] [0+0+0 24 0+0+0] [0+0+0 24 0+0+0] children: not-inline
        TextNode <#text> (not painted)

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x40]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x24]
      SVGSVGPaintable (SVGSVGBox<svg>) [8,8 24x24]
        SVGGraphicsPaintable (SVGGraphicsBox<g>) [8,8 24x24]
          SVGSVGPaintable (SVGSVGBox<svg>) [8,8 24x24]
            SVGPathPaintable (SVGGeometryBox<rect>) [8,8 24x24]

SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto)
 SC for BlockContainer<HTML> [0,0 800x40] [children: 0] (z-index: auto)
