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at (8,16) content-size 784x18 children: inline frag 0 from TextNode start: 1, length: 5, rect: [8,16 29.21875x18] baseline: 13.796875 "好啦朋友們" TextNode <#text> BlockContainer <(anonymous)> at (8,50) content-size 784x0 children: inline TextNode <#text> ViewportPaintable (Viewport<#document>) [0,0 800x600] PaintableWithLines (BlockContainer) [0,0 800x50] PaintableWithLines (BlockContainer) [8,16 784x18] PaintableWithLines (BlockContainer(anonymous)) [8,16 784x0] PaintableWithLines (BlockContainer

) [8,16 784x18] TextPaintable (TextNode<#text>) PaintableWithLines (BlockContainer(anonymous)) [8,50 784x0] SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto) SC for BlockContainer [0,0 800x50] [children: 0] (z-index: auto)