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    BlockContainer <(anonymous)> at [0,0] [0+0+0 800 0+0+0] [0+0+0 0 0+0+0] children: inline
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      BlockContainer <(anonymous)> at [8,21.4375] [0+0+0 784 0+0+0] [0+0+0 0 0+0+0] children: inline
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            "Input Field Placeholder Position Test"
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        TextNode <#text> (not painted)
        TextInputBox <input> at [19,90.875] inline-block [0+1+10 200 10+1+0] [0+1+10 20 10+1+0] [BFC] children: not-inline
          Box <div> at [21,91.875] flex-container(row) [0+0+2 196 2+0+0] [0+0+1 18 1+0+0] [FFC] children: not-inline
            BlockContainer <div> at [21,91.875] flex-item [0+0+0 0 0+0+0] [0+0+0 18 0+0+0] [BFC] children: inline
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                  "Empty field"
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        TextNode <#text> (not painted)
        TextInputBox <input> at [249,90.875] inline-block [0+1+10 200 10+1+0] [0+1+10 20 10+1+0] [BFC] children: not-inline
          Box <div> at [251,91.875] flex-container(row) [0+0+2 196 2+0+0] [0+0+1 18 1+0+0] [FFC] children: not-inline
            BlockContainer <div> at [251,91.875] flex-item [0+0+0 196 0+0+0] [0+0+0 18 0+0+0] [BFC] children: inline
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                  "Filled field"
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        TextInputBox <input> at [479,90.875] inline-block [0+1+10 200 10+1+0] [0+1+10 20 10+1+0] [BFC] children: not-inline
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ViewportPaintable (Viewport<#document>) [0,0 800x600]
  PaintableWithLines (BlockContainer<HTML>) [0,0 800x129.875]
    PaintableWithLines (BlockContainer(anonymous)) [0,0 800x0]
    PaintableWithLines (BlockContainer<BODY>) [8,21.4375 784x100.4375]
      PaintableWithLines (BlockContainer(anonymous)) [8,21.4375 784x0]
      PaintableWithLines (BlockContainer<H1>) [8,21.4375 784x37]
        TextPaintable (TextNode<#text>)
      PaintableWithLines (BlockContainer(anonymous)) [8,79.875 784x42]
        PaintableWithLines (TextInputBox<INPUT>) [8,79.875 222x42]
          PaintableBox (Box<DIV>) [19,90.875 200x20]
            PaintableWithLines (BlockContainer<DIV>) [21,91.875 0x18]
              TextPaintable (TextNode<#text>)
            PaintableWithLines (BlockContainer<DIV>) [21,91.875 196x18]
              TextPaintable (TextNode<#text>)
        TextPaintable (TextNode<#text>)
        PaintableWithLines (TextInputBox<INPUT>) [238,79.875 222x42]
          PaintableBox (Box<DIV>) [249,90.875 200x20]
            PaintableWithLines (BlockContainer<DIV>) [251,91.875 196x18]
              TextPaintable (TextNode<#text>)
        TextPaintable (TextNode<#text>)
        PaintableWithLines (TextInputBox<INPUT>) [468,79.875 222x42]
          PaintableBox (Box<DIV>) [479,90.875 200x20]
            PaintableWithLines (BlockContainer<DIV>) [481,91.875 0x18]
              TextPaintable (TextNode<#text>)
            PaintableWithLines (BlockContainer<DIV>) [481,91.875 196x18]
              TextPaintable (TextNode<#text>)

SC for Viewport<#document> [0,0 800x600] [children: 1] (z-index: auto)
 SC for BlockContainer<HTML> [0,0 800x129.875] [children: 0] (z-index: auto)
