Viewport <#document> at (0,0) content-size 800x600 children: not-inline BlockContainer at (1,1) content-size 798x600 [BFC] children: not-inline BlockContainer at (10,10) content-size 780x0 children: inline TextNode <#text> BlockContainer at (6,6) content-size 10x10 positioned [BFC] children: not-inline TextNode <#text> BlockContainer at (16,16) content-size 10x10 positioned [BFC] children: not-inline TextNode <#text> BlockContainer at (11,11) content-size 10x10 positioned [BFC] children: not-inline TextNode <#text> ViewportPaintable (Viewport<#document>) [0,0 800x600] overflow: [0,0 800x602] PaintableWithLines (BlockContainer) [0,0 800x602] PaintableWithLines (BlockContainer) [9,9 782x2] PaintableWithLines (BlockContainer

.only-t-l) [5,5 12x12] PaintableWithLines (BlockContainer

.only-mt-ml) [15,15 12x12] PaintableWithLines (BlockContainer

.both) [10,10 12x12]