createCanvas(windowWidth/2, windowWidth/2);

}

​

function draw() {

  let redValue = map(mouseX, 0, width, 0, 255);

  let blueValue = map(mouseY, 0, height, 0, 255);

  let greenValue = map(mouseX + mouseY, 0, width+height, 0, 255);

​

  background(redValue, greenValue, blueValue);

  let value=5;

  console.log(map(value, 0, 10, 0, 20));

  let myWidth = 300+(sin(frameCount/25)*70);

  let myHeight = 300+(sin(frameCount/15)*50);

​

  noStroke();

  fill(50, 150, 200);

  ellipse(width/2, height/2, myWidth, myHeight);

}

​

function windowResized() {

     resizeCanvas(windowWidth/2, windowWidth/2);

     background(238, 130, 238);

}