layer at (0,0) size 800x600
  LayoutView at (0,0) size 800x600
layer at (0,0) size 800x600
  LayoutBlockFlow {HTML} at (0,0) size 800x600
    LayoutBlockFlow {BODY} at (8,8) size 784x584
      LayoutBlockFlow {P} at (0,0) size 784x36
        LayoutText {#text} at (0,0) size 700x35
          text run at (0,0) width 304: "You should see a 100x100 green square below. "
          text run at (303,0) width 243: "If you see any red, the test has failed. "
          text run at (545,0) width 155: "This test is checking for"
          text run at (0,18) width 170: "visibility:collapse support."
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        LayoutDeprecatedFlexibleBox {DIV} at (0,0) size 50x100
        LayoutDeprecatedFlexibleBox {DIV} at (0,0) size 100x100 [bgcolor=#008000]