public class CameraMove : MonoBehaviour
{
    public GameObject Camera;
    [Range(0,2)]
    public float speed;

    private void OnMouseDrag()
    {
        CameraToMove(gameObject.transform);
    }
    public void CameraToMove(Transform Object)
    {
        Camera.transform.position = Vector3.MoveTowards(Camera.transform.position,new Vector3(Object.transform.position.x,Object.transform.position.y,-10),speed);
    }
}