layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
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 784x38
        RenderText {#text} at (0,0) size 698x38
          text run at (0,0) width 307: "You should see a 100x100 green square below. "
          text run at (307,0) width 242: "If you see any red, the test has failed. "
          text run at (549,0) width 149: "This test is checking for"
          text run at (0,19) width 160: "visibility:collapse support."
      RenderFlexibleBox {DIV} at (0,52) size 100x100 [bgcolor=#FF0000]
        RenderFlexibleBox {DIV} at (0,0) size 0x0
        RenderFlexibleBox {DIV} at (0,0) size 100x100 [bgcolor=#008000]
