createCanvas(400, 400);

   background(220);

}

​

function draw() {

​

  if (mouseX < width/2){

    strokeWeight(1);

  }

  else if (mouseX < (width/2)*2) {

    strokeWeight(10);

  }

  rect(200, 200, 100, 170);

  fill(255, 19, 167);

}