let y= 50

let color=10

let colorhue=1

let speedX=3

let speedY=3

let ballsizeX=10

let ballsizeY=10

let points=0

function setup() {

  createCanvas(500, 400);

}

​

function draw() {

  background(22,0);

  fill (color, color/2, color/3, 50)

  if (color<1){

    colorhue=3

  }

  if (color>255){

    colorhue=-1

  }

  color=color+colorhue

  ellipse (x, y, ballsizeX, ballsizeY)

  if (x>width) {

    speedX=-3

  }

  if (x<10) {

    speedX=3

  }

  if (y>height) {

    speedY=-3

  }

  if (y<1) {

    speedY=3

  }

  y=y+speedY

  x=x+speedX

   let ballclose= (abs(mouseX-x))+(abs(mouseY-y))

  if (ballclose>=27){

   ballsizeX=30

    ballsizeY=30

  }

  else{

    ballsizeX=30-ballclose

    ballsizeY=30-ballclose

  }

  if (mouseIsPressed) {

   background (random(255),random(255), random(255)) 

  }

​

}

​