an indicator that paints a gradient background with two customizable colors. variables: topcol, bottomcol: these are two colors that you can use to create a gradient background. the string variable represents color components such as rrr, ggg, bbb for red, green, and blue. Please use only numbers from 000 to 255, the step variable is the gradient step. the higher the value, the greater the transition between colors. try mixing your colors a little and have fun