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 [1,1] [0+1+0 798 0+1+0] [0+1+0 330 0+1+0] [BFC] children: not-inline BlockContainer at [10,10] [8+1+0 780 0+1+8] [8+1+0 312 0+1+8] children: not-inline BlockContainer at [31,21] positioned [0+1+20 200 50+1+508] [0+1+10 200 100+1+0] children: not-inline BlockContainer at [32,22] positioned [0+1+0 100 0+1+0] [0+1+0 100 0+1+0] [BFC] children: not-inline ViewportPaintable (Viewport<#document>) [0,0 800x600] PaintableWithLines (BlockContainer) [0,0 800x332] PaintableWithLines (BlockContainer) [9,9 782x314] PaintableWithLines (BlockContainer

.box) [10,10 272x312] PaintableWithLines (BlockContainer

.inner) [31,21 102x102] SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto) SC for BlockContainer [1,1 798x330] [children: 0] (z-index: auto)