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 1584 0+0+0] [BFC] children: not-inline
    BlockContainer <body> at [8,8] [8+0+0 784 0+0+8] [8+0+0 1568 0+0+8] children: not-inline
      ImageBox <img> at [8,8] [0+0+0 784 0+0+0] [0+0+0 1568 0+0+0] children: not-inline
        (SVG-as-image isolated context)
        Viewport <#document> at [0,0] [0+0+0 784 0+0+0] [0+0+0 1568 0+0+0] [BFC] children: not-inline
          SVGSVGBox <svg> at [0,0] [0+0+0 784 0+0+0] [0+0+0 1568 0+0+0] [SVG] children: inline
            TextNode <#text> (not painted)
            SVGGeometryBox <rect> at [0,0] [0+0+0 784 0+0+0] [0+0+0 1568 0+0+0] children: not-inline
            TextNode <#text> (not painted)

ViewportPaintable (Viewport<#document>) [0,0 800x600] overflow: [0,0 800x1584]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x1584]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x1568]
      ImagePaintable (ImageBox<IMG>) [8,8 784x1568]

SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto)
 SC for BlockContainer<HTML> [0,0 800x1584] [children: 0] (z-index: auto)
