def size=(*values)
      values = values[0] if values.size == 1 && values[0].is_a?(Array)
      @peer.set_size_styles(values[0], values[1])
    end
def size=(*values)
      values = values[0] if values.size == 1 && values[0].is_a?(Array)
      @peer.set_size_styles(values[0], values[1])
    end
Sets the width and height styles of the Stage.

   state.size = [100, 200]
   state.size = ["50%", "100%"] # consuming 50% of the width and 100% of the height of the screen