layer at (0,0) size 800x600
  LayoutView at (0,0) size 800x600
layer at (0,0) size 800x96
  LayoutBlockFlow {HTML} at (0,0) size 800x96.44
    LayoutBlockFlow {BODY} at (8,18.72) size 784x61.72
      LayoutBlockFlow {H3} at (0,0) size 784x23
        LayoutText {#text} at (0,0) size 453x22
          text run at (0,0) width 453: "Test of unqualifed :hover selector in strict parsing mode"
      LayoutBlockFlow {P} at (0,41.72) size 784x20
        LayoutText {#text} at (0,0) size 654x19
          text run at (0,0) width 654: "Moving the mouse anywhere over the document should result in the background color being changed to grey."