let y = 0;

let w = 20;

let h = 20;

let wmin = 1;

let wmax = 60;

let hmin = 2; 

let hmax = 70;

let rmin = -8;

let rmax = -8;

let o = 14;

​

function setup() {

  createCanvas(540,540);

  frameRate(20);

  background(255);

  angleMode(DEGREES);

  rectMode(CENTER);

}

​

function draw() {

  // fill(255,5);

  // rect(0,0,width,height);

  for(let i = 0; i < 20; i++) makeSquares();

}

​

function makeSquares() {

  fill(random(200,255),random(120,220));

  stroke(random(100,228),200);

  push();

  translate(x,y);

  if(random(100)>94) rotate(random(rmin,rmax));

  rect(0,0,w,h);

  if(random(100)>78) {

    fill(random(180,255),random(120,220));

    if(random(100)>90) rotate(random(rmin,rmax));  

    rect(0+random(-o,o),0+random(-o,o),w,h);

  }

  pop();

  x += w;

  if(x >= width) {

    x = 0;

    y += h;

    h = random(hmin,hmax);

    w = random(wmin,wmax);

  }

  if(y >= height) {

    y = 0;

    x = 0;

    rmin = random(-6,-2);

    rmax = random(2,7);

  }

}