Viewport <#document> at (0,0) content-size 800x600 children: not-inline
BlockContainer <html> at (0,0) content-size 800x600 [BFC] children: not-inline
BlockContainer <body> at (8,8) content-size 784x104 children: not-inline
Box <div.container> at (9,9) content-size 500x102 flex-container(row) [FFC] children: not-inline
BlockContainer <(anonymous)> (not painted) [BFC] children: inline
TextNode <#text>
BlockContainer <div.box> at (10,10) content-size 164.671875x100 flex-item [BFC] children: inline
frag 0 from TextNode start: 0, length: 1, rect: [10,10 6.34375x17] baseline: 13.296875
"1"
TextNode <#text>
BlockContainer <(anonymous)> (not painted) [BFC] children: inline
TextNode <#text>
BlockContainer <div.box> at (176.671875,10) content-size 164.671875x100 flex-item [BFC] children: inline
frag 0 from TextNode start: 0, length: 1, rect: [176.671875,10 8.8125x17] baseline: 13.296875
"2"
TextNode <#text>
BlockContainer <(anonymous)> (not painted) [BFC] children: inline
TextNode <#text>
BlockContainer <div.box> at (343.34375,10) content-size 164.671875x100 flex-item [BFC] children: inline
frag 0 from TextNode start: 0, length: 1, rect: [343.34375,10 9.09375x17] baseline: 13.296875
"3"
TextNode <#text>
BlockContainer <(anonymous)> (not painted) [BFC] children: inline
TextNode <#text>
BlockContainer <(anonymous)> at (8,112) content-size 784x0 children: inline
TextNode <#text>
ViewportPaintable (Viewport<#document>) [0,0 800x600]
PaintableWithLines (BlockContainer<HTML>) [0,0 800x600]
PaintableWithLines (BlockContainer<BODY>) [8,8 784x104]
PaintableBox (Box<DIV>.container) [8,8 502x104] overflow: [9,9 500.015625x102]
PaintableWithLines (BlockContainer<DIV>.box) [9,9 166.671875x102]
TextPaintable (TextNode<#text>)
PaintableWithLines (BlockContainer<DIV>.box) [175.671875,9 166.671875x102]
TextPaintable (TextNode<#text>)
PaintableWithLines (BlockContainer<DIV>.box) [342.34375,9 166.671875x102]
TextPaintable (TextNode<#text>)
PaintableWithLines (BlockContainer(anonymous)) [8,112 784x0]