layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x68
  RenderBlock {HTML} at (0,0) size 800x68 [bgcolor=#800080]
    RenderBody {BODY} at (25,25) size 750x18 [color=#FFFFFF] [bgcolor=#000080]
      RenderBlock {P} at (0,0) size 750x18
        RenderText {#text} at (0,0) size 665x18
          text run at (0,0) width 379: "This paragraph should be in a blue block near the top of the "
          text run at (379,0) width 286: "page. Around it on all sides should be purple."