Viewport <#document> at [0,0] [0+0+0 800 0+0+0] [0+0+0 600 0+0+0] [BFC] children: not-inline BlockContainer at [0,0] [0+0+0 800 0+0+0] [0+0+0 20 0+0+0] [BFC] children: not-inline BlockContainer at [0,0] [0+0+0 800 0+0+0] [0+0+0 20 0+0+0] children: not-inline Box
at [0,0] flex-container(row) [0+0+0 50 0+0+750] [0+0+0 20 0+0+0] [FFC] children: not-inline BlockContainer
at [0,0] flex-item [0+0+0 10 0+0+0] [0+0+0 20 0+0+0] [BFC] children: not-inline Box at [10,0] flex-container(row) flex-item [0+0+0 40 0+0+0] [0+0+0 20 0+0+0] [FFC] children: not-inline SVGSVGBox at [10,0] flex-item [0+0+0 40 0+0+0] [0+0+0 20 0+0+0] [SVG] children: not-inline BlockContainer <(anonymous)> at [0,20] [0+0+0 800 0+0+0] [0+0+0 0 0+0+0] children: inline TextNode <#text> (not painted) ViewportPaintable (Viewport<#document>) [0,0 800x600] PaintableWithLines (BlockContainer) [0,0 800x20] PaintableWithLines (BlockContainer) [0,0 800x20] Paintable (Box
) [0,0 50x20] PaintableWithLines (BlockContainer
) [0,0 10x20] Paintable (Box) [10,0 40x20] SVGSVGPaintable (SVGSVGBox) [10,0 40x20] PaintableWithLines (BlockContainer(anonymous)) [0,20 800x0] SC for Viewport<#document> [0,0 800x600] (z-index: auto) SC for BlockContainer [0,0 800x20] (z-index: auto)