let speed = 2;

​

function setup() {

  createCanvas(400, 400);

  textAlign(CENTER, CENTER)

  //textSize(2)

  angleMode(DEGREES)

}

​

function draw() {

  background("white");

  fill("blue")

  push()

  translate(0, 200)

  rotate(rotateAmount)

  textSize(20)

  text("Rotate", 200, 160)

​

  pop()

  rotateAmount = rotateAmount + speed

}