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 210x108 [border: (2px solid #0000FF)]
        RenderInline {SPAN} at (0,0) size 206x18
          RenderText {TEXT} at (0,0) size 0x0
          RenderImage {IMG} at (2,2) size 100x100 [bgcolor=#008000]
          RenderText {TEXT} at (102,88) size 106x18
            text run at (102,88) width 106: "This is some text"
