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+0 170 0+0+0] [BFC] children: not-inline
    BlockContainer <body> at [8,8] [8+0+0 784 0+0+8] [8+0+0 154 0+0+8] children: not-inline
      SVGSVGBox <svg> at [9,9] [0+1+0 100 0+1+682] [0+1+0 50 0+1+0] [SVG] children: not-inline
        SVGGeometryBox <rect> at [21.5,21.5] [0+0+0 75 0+0+0] [0+0+0 25 0+0+0] children: not-inline
      SVGSVGBox <svg> at [9,61] [0+1+0 200 0+1+582] [0+1+0 100 0+1+0] [SVG] children: not-inline
        SVGGeometryBox <rect> at [34,86] [0+0+0 150 0+0+0] [0+0+0 50 0+0+0] children: not-inline

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x170]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x154]
      SVGSVGPaintable (SVGSVGBox<svg>) [8,8 102x52]
        SVGPathPaintable (SVGGeometryBox<rect>) [21.5,21.5 75x25]
      SVGSVGPaintable (SVGSVGBox<svg>) [8,60 202x102]
        SVGPathPaintable (SVGGeometryBox<rect>) [34,86 150x50]

SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto)
 SC for BlockContainer<HTML> [0,0 800x170] [children: 0] (z-index: auto)
