function setup() {

  createCanvas(300, 300);

  background(250, 250, 250);

}



function draw() {

  stroke(random(0,50),random(50,255),random(130,255));

  fill(random(0,50),random(50,255),random(130,255),50);

  rect(random(0, 300), random(0, 300), random(1, 50),random(10,30));

  fill(random(30,200),random(0,50),random(10,100),30);

  ellipse(random(0, 300), random(0, 300), random(1, 50),random(10,30));

}