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layer at (0,0) size 800x600
  RenderBlock {HTML} at (0,0) size 800x600
    RenderBody {BODY} at (8,8) size 784x584
      RenderBlock {P} at (0,0) size 784x57
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          text run at (0,0) width 322: "You should see a 300x100 green rectangle below. "
          text run at (322,0) width 423: "If you see any red, the test has failed. This test makes a positioned"
          text run at (0,19) width 200: "vertical box with three children. "
          text run at (200,19) width 486: "The first and third children are absolutely positioned at the edges of the box. "
          text run at (686,19) width 75: "Box-align of"
          text run at (0,38) width 400: "center is used to align the second child in the center of the box."
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  RenderFlexibleBox (positioned) {DIV} at (0,0) size 100x100 [bgcolor=#008000]
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  RenderFlexibleBox (positioned) {DIV} at (200,0) size 100x100 [bgcolor=#008000]
