var y = 100;

var d = 100;

​

function setup() { 

    createCanvas(950, 1150);

} 

​

function draw() {

    if (dist(mouseX, mouseY, x, y) < d/2) {

    background(0,0,0);

  } else {

    background(6,255,130);

    //background(6,255,130);

 fill(249,202,6);

    ellipse (475,450,880,300);

  fill(138,39,242);

    ellipse (475,525,880,300);

  fill(249,202,6);

    ellipse (475,600,880,300);

    fill (255,0 ,0);

    ellipse(x, y, d, d);

​

  }

}