void setup () {
  size(500,500);
  background(0);
  stroke(3);
  smooth();
}


void draw() {
  if (mousePressed) {
    fill(68,16,277,900);
  } else {
    fill(44,221,242);
  }
  ellipse(mouseX,mouseY,60,60);
  fill(242,44,219);
  ellipse(mouseX,mouseY,55,55);
  fill(199,255,72);
  ellipse(mouseX,mouseY,40,40);
  fill(225,116,3);
  ellipse(mouseX,mouseY,35,35);
}