createCanvas(600, 600);

    mousePressed();

}

​

function draw() {

 noStroke();

  if (doRefresh == true){ 

  background(20,50,20,30);

  for(var i = 0; i < 30; i++){

  fill((random(200,255)-count*5)%255, (random(0,100)+count*5)%255, (random(100,240)+count*2)%255,random(1,10)*25);

  ellipse(random(width), random(height), (randomGaussian()*70)+10);

  }

}

  doRefresh = false;

}

var count = 0;

  function mousePressed(){

    doRefresh = true;

    count += 2

​

}