layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x114
  RenderBlock {test} at (0,0) size 800x114
    RenderBlock {p} at (0,16) size 800x62 [bgcolor=#00FF00] [border: (5px solid #008000)]
      RenderText {#text} at (21,21) size 720x19
        text run at (21,21) width 720: "This paragraph should have a green background and a green thick solid border because it carries both classes t1 and t2."
    RenderBlock {div} at (0,94) size 800x20 [color=#FFFFFF] [bgcolor=#008000]
      RenderText {#text} at (0,0) size 152x19
        text run at (0,0) width 152: "This line should be green."