Viewport <#document> at [0,0] [0+0+0 800 0+0+0] [0+0+0 600 0+0+0] children: not-inline
  BlockContainer <html> at [0,0] [0+0+0 800 0+0+0] [0+0+0 76 0+0+0] [BFC] children: not-inline
    BlockContainer <body> at [8,8] [8+0+0 784 0+0+8] [8+0+0 60 0+0+8] children: not-inline
      BlockContainer <div#a> at [9,9] [0+1+0 782 0+1+0] [0+1+0 18 0+1+0] children: inline
        frag 0 from BlockContainer start: 0, length: 0, rect: [9,9 88.453125x18] baseline: 13.796875
        BlockContainer <i> at [9,9] inline-block [0+0+0 88.453125 0+0+0] [0+0+0 18 0+0+0] [BFC] children: inline
          frag 0 from TextNode start: 0, length: 12, rect: [9,9 88.453125x18] baseline: 13.796875
              "inline-block"
          TextNode <#text> (not painted)
        InlineNode <b> at [117.453125,9] [0+0+20 41.296875 0+0+0] [0+0+0 18 0+0+0]
          frag 0 from TextNode start: 0, length: 6, rect: [117.453125,9 41.296875x18] baseline: 13.796875
              "inline"
          TextNode <#text> (not painted)
        InlineNode <u> at [158.75,9] [0+0+0 41.296875 0+0+0] [0+0+0 18 0+0+0]
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          TextNode <#text> (not painted)
      BlockContainer <(anonymous)> at [8,28] [0+0+0 784 0+0+0] [0+0+0 0 0+0+0] children: inline
        TextNode <#text> (not painted)
      BlockContainer <div#b> at [9,29] [0+1+0 782 0+1+0] [0+1+0 18 0+1+0] children: inline
        frag 0 from BlockContainer start: 0, length: 0, rect: [50.296875,29 88.453125x18] baseline: 13.796875
        InlineNode <i> at [9,29] [0+0+0 41.296875 20+0+0] [0+0+0 18 0+0+0]
          frag 0 from TextNode start: 0, length: 6, rect: [9,29 41.296875x18] baseline: 13.796875
              "inline"
          TextNode <#text> (not painted)
        BlockContainer <b> at [50.296875,29] inline-block [0+0+0 88.453125 0+0+0] [0+0+0 18 0+0+0] [BFC] children: inline
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              "inline-block"
          TextNode <#text> (not painted)
        InlineNode <u> at [158.75,29] [0+0+0 41.296875 0+0+0] [0+0+0 18 0+0+0]
          frag 0 from TextNode start: 0, length: 6, rect: [158.75,29 41.296875x18] baseline: 13.796875
              "inline"
          TextNode <#text> (not painted)
      BlockContainer <(anonymous)> at [8,48] [0+0+0 784 0+0+0] [0+0+0 0 0+0+0] children: inline
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      BlockContainer <div#c> at [9,49] [0+1+0 782 0+1+0] [0+1+0 18 0+1+0] children: inline
        frag 0 from BlockContainer start: 0, length: 0, rect: [111.59375,49 88.453125x18] baseline: 13.796875
        InlineNode <i> at [9,49] [0+0+0 41.296875 0+0+0] [0+0+0 18 0+0+0]
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              "inline"
          TextNode <#text> (not painted)
        InlineNode <b> at [70.296875,49] [0+0+20 41.296875 20+0+0] [0+0+0 18 0+0+0]
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          TextNode <#text> (not painted)
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ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x76]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x60]
      PaintableWithLines (BlockContainer<DIV>#a) [8,8 784x20]
        PaintableWithLines (BlockContainer<I>) [9,9 88.453125x18]
          TextPaintable (TextNode<#text>)
        PaintableWithLines (InlineNode<B>) [97.453125,9 61.296875x18]
          TextPaintable (TextNode<#text>)
        PaintableWithLines (InlineNode<U>) [158.75,9 41.296875x18]
          TextPaintable (TextNode<#text>)
      PaintableWithLines (BlockContainer(anonymous)) [8,28 784x0]
      PaintableWithLines (BlockContainer<DIV>#b) [8,28 784x20]
        PaintableWithLines (InlineNode<I>) [9,29 61.296875x18]
          TextPaintable (TextNode<#text>)
        PaintableWithLines (BlockContainer<B>) [50.296875,29 88.453125x18]
          TextPaintable (TextNode<#text>)
        PaintableWithLines (InlineNode<U>) [158.75,29 41.296875x18]
          TextPaintable (TextNode<#text>)
      PaintableWithLines (BlockContainer(anonymous)) [8,48 784x0]
      PaintableWithLines (BlockContainer<DIV>#c) [8,48 784x20]
        PaintableWithLines (InlineNode<I>) [9,49 41.296875x18]
          TextPaintable (TextNode<#text>)
        PaintableWithLines (InlineNode<B>) [50.296875,49 81.296875x18]
          TextPaintable (TextNode<#text>)
        PaintableWithLines (BlockContainer<U>) [111.59375,49 88.453125x18]
          TextPaintable (TextNode<#text>)
      PaintableWithLines (BlockContainer(anonymous)) [8,68 784x0]

SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto)
 SC for BlockContainer<HTML> [0,0 800x76] [children: 0] (z-index: auto)
