layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x252
  RenderBlock {HTML} at (0,0) size 800x252
    RenderBody {BODY} at (8,16) size 784x228
      RenderBlock {P} at (0,0) size 784x20
        RenderText {#text} at (0,0) size 290x19
          text run at (0,0) width 290: "Test passes if there is no red visible on the page."
layer at (8,52) size 784x192
  RenderBlock (relative positioned) {DIV} at (0,36) size 784x192
    RenderText {#text} at (0,0) size 0x0
    RenderText {#text} at (0,0) size 0x0
layer at (8,52) size 306x102
  RenderPartObject {IFRAME} at (0,0) size 306x102 [border: (3px solid #FF0000)]
    layer at (0,0) size 300x96
      RenderView at (0,0) size 300x96
    layer at (0,0) size 300x96
      RenderBlock {HTML} at (0,0) size 300x96
        RenderBody {BODY} at (8,8) size 284x80
layer at (8,52) size 306x102
  RenderBlock (positioned) {DIV} at (0,0) size 306x102 [border: (3px solid #008000)]