layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x53
  RenderBlock {html} at (0,0) size 800x53
    RenderBody {body} at (8,16) size 784x21
      RenderBlock {p} at (0,0) size 784x21 [color=#FFFFFF] [bgcolor=#008000]
        RenderText {#text} at (0,0) size 184x21
          text run at (0,0) width 184: "This line should be green."