var sunset = 0; var speed = 0.5; var draw = function() { sunset += speed; background(0, 255, 221); fill(255, 221, 0); ellipse(300 -sunset, 20 + sunset, 50, 50); fill(80, 219, 0); rect(0, 200, 400, 200); fill(sunset *1.2, 0, 0, sunset * 1.2); rect(0, 0, 400, 200); };