sketch.js

function setup() {
  createCanvas(400, 400);
}

function draw() {
  background(220);
}function setup() {

  createCanvas(400,400);

  background(color(100,0,0));

  

  cor = color(random(255), random(255), random(255));

  posicaoHorizontal = 0;

  posicaoVertical = random(height);

  

  posicaoHorizontal2 = 0;

  posicaoVertical2 = random(height);

}

function draw() {

 fill(cor);

circle(posicaoHorizontal,posicaoVertical,50);

circle(posicaoHorizontal2,posicaoVertical2);

posicaoHorizontal+=random(0,3);

posicaoVertical+=random(-3,3);

posicaoHorizontal2+=random(0,3);

posicaoVertical2+=random(-3,3);

if(mouseIsPressed) {

cor = color(random(0,255), random(0,255), random(0,255), random(0,100));

}

}