Viewport <#document> at (0,0) content-size 800x600 children: not-inline
  BlockContainer <html> at (0,0) content-size 800x133 [BFC] children: not-inline
    BlockContainer <body> at (8,8) content-size 784x117 children: not-inline
      Box <div.grid-container> at (8,8) content-size 784x117 [GFC] children: not-inline
        BlockContainer <(anonymous)> (not painted) [BFC] children: inline
          TextNode <#text>
        BlockContainer <div.headline> at (8,8) content-size 100x17 [BFC] children: inline
          frag 0 from TextNode start: 0, length: 8, rect: [8,8 65.28125x17] baseline: 13.296875
              "Headline"
          TextNode <#text>
        BlockContainer <(anonymous)> (not painted) [BFC] children: inline
          TextNode <#text>
        BlockContainer <div.content> at (8,25) content-size 400x100 [BFC] children: inline
          frag 0 from TextNode start: 0, length: 7, rect: [8,25 62.328125x17] baseline: 13.296875
              "Content"
          TextNode <#text>
        BlockContainer <(anonymous)> (not painted) [BFC] children: inline
          TextNode <#text>

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x133]
    PaintableWithLines (BlockContainer<BODY>) [8,8 784x117]
      PaintableBox (Box<DIV>.grid-container) [8,8 784x117]
        PaintableWithLines (BlockContainer<DIV>.headline) [8,8 100x17]
          TextPaintable (TextNode<#text>)
        PaintableWithLines (BlockContainer<DIV>.content) [8,25 400x100]
          TextPaintable (TextNode<#text>)
