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 784x576
      LayoutBlockFlow (anonymous) at (0,0) size 784x36
        LayoutText {#text} at (0,0) size 751x35
          text run at (0,0) width 751: "The box below should be solid green. If there are 10 pixels of red visible on the top and left, the background image is"
          text run at (0,18) width 172: "being repeated improperly."
      LayoutBlockFlow {P} at (0,52) size 784x0
      LayoutBlockFlow {P} at (0,52) size 50x50 [bgcolor=#008000]