private void FixedUpdate()
{
var h = Input.GetAxis("Horizontal");
_steer = Mathf.MoveTowards(_steer, h, SteerSpeed * Time.deltaTime);
_steer = Mathf.Clamp(_steer, -1, 1);
var adjustedSteer = Mathf.Sign(_steer) * _steer * _steer;
_car.SetSteer(adjustedSteer);
_car.SetMoveDirection(!Input.GetKey(KeyCode.Space));
}