void setup() {
size(300, 300);
smooth();

}
void draw() {
noStroke();
rectMode(CENTER);
fill(8,14,116);
rect(150,150,60,60);
fill(255,206,14);
rect(150, 150, 50, 50);
}

void mousePressed() {
  float R = random (255);
  float G = random (255);
  float B = random (255);
  if (mouseX >= 120 && mouseX <=180 && mouseY >=120 && mouseY <= 180) { 
    background (R, G, B);
  }
}