layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x148
  RenderBlock {HTML} at (0,0) size 800x148
    RenderBody {BODY} at (8,16) size 784x116 [color=#008000]
      RenderBlock {P} at (0,0) size 784x17
        RenderText {#text} at (0,0) size 194x17
          text run at (0,0) width 194: "This sentence should be green."
      RenderBlock {P} at (0,33) size 784x17 [color=#FFFFFF] [bgcolor=#008000]
        RenderText {#text} at (0,0) size 90x17
          text run at (0,0) width 90: "This sentence "
        RenderInline {SPAN} at (0,0) size 61x17
          RenderText {#text} at (90,0) size 61x17
            text run at (90,0) width 61: "should be"
        RenderText {#text} at (151,0) size 102x17
          text run at (151,0) width 102: " white on green."
      RenderBlock {P} at (0,66) size 784x17 [color=#FFFFFF]
        RenderInline {EM} at (0,0) size 36x17 [color=#008000]
          RenderText {#text} at (0,0) size 36x17
            text run at (0,0) width 36: "PASS"
        RenderText {#text} at (36,0) size 4x17
          text run at (36,0) width 4: " "
        RenderInline {STRONG} at (0,0) size 39x17
          RenderText {#text} at (40,0) size 39x17
            text run at (40,0) width 39: "FAIL"
        RenderText {#text} at (0,0) size 0x0
      RenderBlock {P} at (0,99) size 784x17
        RenderText {#text} at (0,0) size 43x17
          text run at (0,0) width 43: "PASS "
        RenderInline {DFN} at (0,0) size 34x17 [color=#FFFFFF]
          RenderText {#text} at (43,0) size 34x17
            text run at (43,0) width 34: "FAIL"
        RenderText {#text} at (0,0) size 0x0