layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x600
  RenderBlock {HTML} at (0,0) size 800x600
    RenderBody {BODY} at (8,8) size 504x584 [border: (2px solid #000000)]
      RenderBlock {DIV} at (18,2) size 204x580 [border: (2px solid #800000)]
        RenderBlock (floating) {DIV} at (2,478) size 100x100 [bgcolor=#00FF00]
        RenderText {#text} at (2,2) size 19x473
          text run at (2,2) width 267: "Here is some text in a vertical-rl block flow. "
          text run at (2,269) width 206: "The block direction is right-to-left."
        RenderBR {BR} at (17,475) size 0x0
        RenderText {#text} at (22,2) size 19x190
          text run at (22,2) width 190: "This line should also be vertical."