createCanvas(700, 700);

  mousePressed();

  doRefresh = true;

}

​

function draw() {

  if (doRefresh == true){

  background("black");

  strokeWeight(1.5);

  stroke("white");

  var cellSize= width/7

  var margin = 30

​

  for(var x=margin; x <=width-margin; x+=cellSize+10){

    for(var y=margin; y <=height-margin; y+= cellSize+10){

        var randomInt = int(random(20))

      if(randomInt % 7 == 0){

          for(var n=0; n <= 5; n +=1){

            fill(random(255),0,0)

            ellipse(x+50,y+50,cellSize-(10*n),cellSize-(10*n))

      }}

        else{

          for(var z=0; z <= 5; z +=1){

          fill(random(60),0,random(255))

          rect(x+5*z,y+5*z,cellSize-(10*z),cellSize-(10*z))

        }

        }

        doRefresh = false;

}}}}

function mousePressed(){

  doRefresh = true;

}