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BlockContainer at (0,0) content-size 800x600 [BFC] children: not-inline
BlockContainer
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Box at (9,9) content-size 250x204 flex-container(row) [FFC] children: not-inline
BlockContainer <(anonymous)> at (9,9) content-size 0x0 [BFC] children: inline
TextNode <#text>
BlockContainer at (10,10) content-size 100x100 flex-item [BFC] children: inline
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"1"
TextNode <#text>
BlockContainer <(anonymous)> at (9,9) content-size 0x0 [BFC] children: inline
TextNode <#text>
BlockContainer at (112,10) content-size 100x100 flex-item [BFC] children: inline
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"2"
TextNode <#text>
BlockContainer <(anonymous)> at (9,9) content-size 0x0 [BFC] children: inline
TextNode <#text>
BlockContainer at (10,112) content-size 100x100 flex-item [BFC] children: inline
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TextNode <#text>
BlockContainer <(anonymous)> at (9,9) content-size 0x0 [BFC] children: inline
TextNode <#text>
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TextNode <#text>