Viewport <#document> at [0,0] [0+0+0 800 0+0+0] [0+0+0 600 0+0+0] children: not-inline
  BlockContainer <html> at [1,1] [0+1+0 798 0+1+0] [0+1+0 480 0+1+0] [BFC] children: not-inline
    Box <body.hero> at [10,10] flex-container(column) [8+1+0 500 0+1+288] [8+1+0 462 0+1+8] [FFC] children: not-inline
      BlockContainer <div.upper> at [10,11] flex-item [0+1+0 500 0+1+0] [0+1+0 460 0+1+0] [BFC] children: inline
        frag 0 from TextNode start: 0, length: 11, rect: [10,11 453.984375x92] baseline: 69.984375
            "This entire"
        frag 1 from TextNode start: 12, length: 11, rect: [10,103 455x92] baseline: 69.984375
            "text should"
        frag 2 from TextNode start: 24, length: 5, rect: [10,195 230.78125x92] baseline: 69.984375
            "be on"
        frag 3 from TextNode start: 30, length: 6, rect: [10,287 272.109375x92] baseline: 69.984375
            "orange"
        frag 4 from TextNode start: 37, length: 11, rect: [10,379 468.75x92] baseline: 69.984375
            "background."
        TextNode <#text> (not painted)
      BlockContainer <(anonymous)> (not painted) [BFC] children: inline
        TextNode <#text> (not painted)

ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x482]
    PaintableBox (Box<BODY>.hero) [9,9 502x464] overflow: [10,10 501x462]
      PaintableWithLines (BlockContainer<DIV>.upper) [9,10 502x462]
        TextPaintable (TextNode<#text>)

SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto)
 SC for BlockContainer<HTML> [1,1 798x480] [children: 0] (z-index: auto)
