player controller fix, ground controller, manager object

Assets/Scripts/CameraController.cs

@@ -5,15 +5,16 @@ using UnityEngine;
 public class CameraController : MonoBehaviour
 {
     public GameObject player;
+    public Camera camera;
     private Vector3 offset;
 
     void Start()
     {
-        offset = transform.position - player.transform.position;
+        offset = camera.transform.position - player.transform.position;
     }
 
     void LateUpdate()
     {
-        transform.position = player.transform.position + offset;
+        camera.transform.position = player.transform.position + offset;
     }
 }