layer at (0,0) size 800x600
  RenderCanvas at (0,0) size 800x600
layer at (0,0) size 800x8
  RenderBlock {HTML} at (0,0) size 800x8
    RenderBody {BODY} at (8,8) size 784x0
      RenderBlock (floating) {DIV} at (0,0) size 314x22 [border: (2px solid #FF0000)]
        RenderInline {SPAN} at (0,0) size 310x18 [border: (50px solid #0000FF) none (50px solid #0000FF)]
          RenderText {TEXT} at (102,2) size 110x18
            text run at (102,2) width 110: "This is some text."
      RenderBlock (anonymous) at (0,0) size 784x0
        RenderText {TEXT} at (0,0) size 0x0
      RenderBlock {P} at (0,0) size 784x0
      RenderBlock (floating) {DIV} at (696,0) size 88x40 [border: (2px solid #FF0000)]
        RenderInline {SPAN} at (0,0) size 84x36 [border: (10px solid #008000) none (10px solid #008000)]
          RenderText {TEXT} at (12,2) size 74x36
            text run at (12,2) width 55: "First line"
            text run at (2,20) width 74: "Second line"