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 40 0+1+0] [BFC] children: not-inline BlockContainer at [10,10] floating [8+1+0 41.953125 0+1+8] [8+1+0 22 0+1+8] [BFC] children: not-inline Box at [11,11] [0+1+0 39.953125 0+1+0] [0+1+0 20 0+1+0] [GFC] children: not-inline BlockContainer at [12,12] [0+1+0 37.953125 0+1+0] [0+1+0 18 0+1+0] [BFC] children: inline frag 0 from TextNode start: 0, length: 4, rect: [12,12 37.953125x18] baseline: 13.796875 "whee" TextNode <#text> (not painted) ViewportPaintable (Viewport<#document>) [0,0 800x600] PaintableWithLines (BlockContainer) [0,0 800x42] PaintableWithLines (BlockContainer) [9,9 43.953125x24] PaintableBox (Box
.grid) [10,10 41.953125x22] PaintableWithLines (BlockContainer
.whee) [11,11 39.953125x20] TextPaintable (TextNode<#text>) SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto) SC for BlockContainer [1,1 798x40] [children: 0] (z-index: auto)