function setup(){
	createCanvas(600,600);
	background(255);
	frameRate(3);
}
function draw(){
	stroke(0);
	fill(random(150,255),random(150,255),random(150,255));
    rect(random(50,300),random(50,300),random(200,400),random(200,400));
	
	stroke(0);
    fill(random(125,230),random(125,230),random(125,230));
    rect(random(50,300),random(50,300),random(150,250),random(250,450));
	
	stroke(0);
	fill(random(100,205),random(100,205),random(100,205));
    rect(random(50,350),random(50,300),random(200,300),random(200,300));
	
	stroke(0);
	fill(random(75,150),random(75,150),random(75,150),random(50,150));
    rect(random(50,100),random(50,100),random(400,500),random(400,500));
	
	stroke(0);
	fill(random(50,125),random(50,125),random(50,125),random(50,150));
    rect(random(50,100),random(50,100),random(400,500),random(400,500));
	
	stroke(0);
	fill(random(25,100),random(25,100),random(25,100),random(50,150));
    rect(random(50,100),random(50,100),random(400,500),random(400,500));
	
	stroke(0);
	fill(0,0,0,30);
	rect(0,0,600,600);
}