smooth camera

using UnityEngine;
using System.Collections;

public class CameraController: MonoBehaviour {

    public GameObject player;
    public float xAdjustment, yAdjustment = 10, zAdjustment;
    private Vector3 cameraTarget;
    private Transform target;


    void Start(){
        target = player.transform;
    }

    void Update(){
            cameraTarget = new Vector3(target.position.x+xAdjustment, target.position.y+yAdjustment, target.position.z+zAdjustment);
            transform.position = Vector3.Lerp(transform.position, cameraTarget, Time.deltaTime*8);
    }
}