text: var w = 800;
  var h = 1600;
  var incr = 0;
  var speed = .75; // <<---You can change this 
  
  function setup() {
    w = windowWidth;
    h = windowHeight;
  
    createCanvas(w, h);
    background(0, 0, 0);
  }
  
  function draw() {
    incr += 0.01;
  
    noStroke();
    fill(255 / 2 * sin(incr * 2) + 255 / 2, 255 / 2 * cos(incr * 3) + 255 / 2, 255 / 2 * sin(incr * 3) + 255 / 2);
    ellipse(w/2, h/2, w * sin(speed * incr), h * cos(speed * incr));
  
  }