Viewport <#document> at (0,0) content-size 800x600 children: not-inline BlockContainer at (0,0) content-size 800x16 [BFC] children: not-inline BlockContainer at (8,8) content-size 784x0 children: inline BlockContainer at (358.84375,27) content-size 82.3125x18 positioned [BFC] children: inline TextNode <#text> InlineNode frag 0 from TextNode start: 0, length: 10, rect: [358.84375,27 82.3125x18] baseline: 13.796875 "I'm a node" TextNode <#text> TextNode <#text> TextNode <#text> ViewportPaintable (Viewport<#document>) [0,0 800x600] PaintableWithLines (BlockContainer) [0,0 800x16] PaintableWithLines (BlockContainer) [8,8 784x0] PaintableWithLines (BlockContainer) [339.84375,8 120.3125x56] PaintableWithLines (InlineNode) [358.84375,27 82.3125x18] TextPaintable (TextNode<#text>) SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto) SC for BlockContainer [0,0 800x16] [children: 0] (z-index: auto)