private void Update() {
pos = player.position;
pos.z = -10f;
transform.position = Vector3.Lerp(transform.position, pos, Time.deltaTime);
if (Input.GetKey(KeyCode.S)) {
bias = new Vector3(pos.x, pos.y - 5);
transform.position = Vector3.Lerp(transform.position, bias, Time.deltaTime);
}
}