Viewport <#document> at [0,0] [0+0+0 800 0+0+0] [0+0+0 600 0+0+0] [BFC] children: not-inline
  SVGSVGBox <svg> at [0,0] [0+0+0 128 0+0+0] [0+0+0 256 0+0+0] [SVG] children: inline
    TextNode <#text> (not painted)
    TextNode <#text> (not painted)
    SVGGeometryBox <rect> at [0,0] [0+0+0 128 0+0+0] [0+0+0 256 0+0+0] children: not-inline
    TextNode <#text> (not painted)
    SVGGraphicsBox <g> at [0,0] [0+0+0 128 0+0+0] [0+0+0 256 0+0+0] children: inline
      TextNode <#text> (not painted)
      SVGGeometryBox <path> at [0,0] [0+0+0 128 0+0+0] [0+0+0 256 0+0+0] children: not-inline
      TextNode <#text> (not painted)
    TextNode <#text> (not painted)

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  SVGSVGPaintable (SVGSVGBox<svg>) [0,0 128x256]
    SVGPathPaintable (SVGGeometryBox<rect>) [0,0 128x256]
    SVGGraphicsPaintable (SVGGraphicsBox<g>) [0,0 128x256]
      SVGPathPaintable (SVGGeometryBox<path>) [0,0 128x256]

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