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layer at (0,0) size 800x600
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      RenderBlock {P} at (0,0) size 784x57
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          text run at (0,0) width 320: "You should see a 300x100 green rectangle below. "
          text run at (320,0) width 464: "If you see any red, the test has failed. This test makes a positioned vertical"
          text run at (0,19) width 154: "box with three children. "
          text run at (154,19) width 482: "The first and third children are absolutely positioned at the edges of the box. "
          text run at (636,19) width 136: "Box-align of center is"
          text run at (0,38) width 339: "used to align the second child in the center of the box."
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    RenderDeprecatedFlexibleBox {DIV} at (100,0) size 100x100 [bgcolor=#008000]
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  RenderDeprecatedFlexibleBox (positioned) {DIV} at (0,0) size 100x100 [bgcolor=#008000]
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  RenderDeprecatedFlexibleBox (positioned) {DIV} at (200,0) size 100x100 [bgcolor=#008000]