Viewport <#document> at (0,0) content-size 800x600 children: not-inline BlockContainer at (1,1) content-size 798x330 [BFC] children: not-inline BlockContainer at (10,10) content-size 780x312 children: not-inline BlockContainer at (31,21) content-size 200x200 positioned children: not-inline BlockContainer at (12,22) content-size 100x100 positioned [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) [11,21 102x102]