# frozen_string_literal: true b = box({ width: 200, height: 200, color: :white }) a = b.box({ color: :green, left: 33, id: :box, shadow: { id: :menu_active_shade, left: 9, top: -3, blur: 10, invert: false, red: 0, green: 0, blue: 0, alpha: 1 } }) wait 2 do a.exchange({ color: :red, top: 33}) end