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
TextNode <#text>
BlockContainer <(anonymous)> at (0,0) content-size 800x600 positioned [BFC] children: not-inline
BlockContainer