Sketch 1

function setup() {

  createCanvas(windowWidth, windowHeight);

  background(0);

}

​

function draw() {

  background (0,0,0,3);

  translate ( 600, 250);

  //translate (width/2, height/2);

  rotate (millis()/350);

  noFill ();

  stroke (255);

  strokeWeight (random(5));

  rect (0, 0,150,50,random(50));

  //point (0,0);

  translate (200,200);

  stroke (255);

  strokeWeight (random(2));

  noFill ();

  rotate (millis()/500);

  ellipse (2,90,200,200);

}