Viewport <#document> at (0,0) content-size 800x600 children: not-inline
BlockContainer at (1,1) content-size 798x455 [BFC] children: not-inline
Box
at (10,10) content-size 500x437 flex-container(column) [FFC] children: not-inline
BlockContainer at (10,11) content-size 500x435 flex-item [BFC] children: inline
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"This entire"
frag 1 from TextNode start: 12, length: 11, rect: [10,98 455x87] baseline: 67.484375
"text should"
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"be on"
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"orange"
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"background."
TextNode <#text>
BlockContainer <(anonymous)> (not painted) [BFC] children: inline
TextNode <#text>
ViewportPaintable (Viewport<#document>) [0,0 800x600]
PaintableWithLines (BlockContainer) [0,0 800x457]
PaintableBox (Box.hero) [9,9 502x439] overflow: [9,10 502x437]
PaintableWithLines (BlockContainer.upper) [9,10 502x437]
TextPaintable (TextNode<#text>)