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] positioned [0+0+0 400 0+0+400] [0+0+0 200 0+0+0] [BFC] children: not-inline Box at [0,0] positioned flex-container(row) [0+0+0 400 0+0+0] [0+0+0 30 0+0+0] [FFC] children: not-inline BlockContainer <(anonymous)> (not painted) [BFC] children: inline TextNode <#text> (not painted) BlockContainer at [0,0] flex-item [0+0+0 400 0+0+0] [0+0+0 30 0+0+0] [BFC] children: not-inline BlockContainer <(anonymous)> at [0,0] [0+0+0 400 0+0+0] [0+0+0 0 0+0+0] children: inline TextNode <#text> (not painted) BlockContainer at [0,0] [0+0+0 400 0+0+0] [0+0+0 15 0+0+0] children: not-inline BlockContainer <(anonymous)> at [0,0] [0+0+0 400 0+0+0] [0+0+0 0 0+0+0] children: inline TextNode <#text> (not painted) BlockContainer at [0,0] [0+0+0 50 0+0+350] [0+0+0 30 0+0+0] children: not-inline BlockContainer <(anonymous)> at [0,30] [0+0+0 400 0+0+0] [0+0+0 0 0+0+0] children: inline TextNode <#text> (not painted) BlockContainer <(anonymous)> at [0,15] [0+0+0 400 0+0+0] [0+0+0 0 0+0+0] children: inline TextNode <#text> (not painted) BlockContainer <(anonymous)> (not painted) [BFC] children: inline TextNode <#text> (not painted) ViewportPaintable (Viewport<#document>) [0,0 800x600] PaintableWithLines (BlockContainer) [0,0 400x200] PaintableBox (Box) [0,0 400x30] PaintableWithLines (BlockContainer
.outer) [0,0 400x30] PaintableWithLines (BlockContainer(anonymous)) [0,0 400x0] PaintableWithLines (BlockContainer
.inner) [0,0 400x15] PaintableWithLines (BlockContainer(anonymous)) [0,0 400x0] PaintableWithLines (BlockContainer
.content) [0,0 50x30] PaintableWithLines (BlockContainer(anonymous)) [0,30 400x0] PaintableWithLines (BlockContainer(anonymous)) [0,15 400x0] SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto) SC for BlockContainer [0,0 400x200] [children: 0] (z-index: auto)