Viewport <#document> at (0,0) content-size 800x600 children: not-inline
  BlockContainer <html> at (0,0) content-size 800x34 [BFC] children: not-inline
    BlockContainer <body> at (8,8) content-size 784x18 children: not-inline
      BlockContainer <div.outer> at (18,8) content-size 80x18 children: not-inline
        BlockContainer <span.text> at (18,8) content-size 80x18 [BFC] children: inline
          frag 0 from TextNode start: 0, length: 22, rect: [18,8 189.875x18] baseline: 13.796875
              "My super long message!"
          TextNode <#text>

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x34]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x18]
      PaintableWithLines (BlockContainer<DIV>.outer) [18,8 80x18]
        PaintableWithLines (BlockContainer<SPAN>.text) [18,8 80x18] overflow: [18,8 189.875x18]
          TextPaintable (TextNode<#text>)
