did a minor tweak

Assets/Scripts/Ceiling_Trigger.cs

@@ -0,0 +1,49 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class Ceiling_Trigger : MonoBehaviour
+{
+    public GameObject cam;
+    public GameObject cat;
+    public BoxCollider2D box;
+    private int counter = 0;
+    [Range (1f,25f)]public float camOffset = 10f;
+    [Range (1f,15f)] public float catOffset = 5f;
+    [Range(5, 180)] public int countOffset = 10;
+    private LayerMask layerMask;
+    private Vector3 moveCam;
+    private Vector3 moveCat;
+
+    // Start is called before the first frame update
+    void Start()
+    {
+        moveCam = new Vector3(0, camOffset, 0);
+        moveCat = new Vector3(0, catOffset, 0);
+        layerMask = LayerMask.GetMask("Player");
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        counter++;
+    }
+    void OnTriggerEnter2D(Collider2D col)
+    {
+        float ye = cat.transform.position.y;
+        float goaly = box.transform.position.y;
+        if ((ye < goaly && counter >= countOffset))
+        {
+            cam.transform.position += moveCam;
+            cat.transform.position += moveCat;
+            counter = 0;
+        }
+        else if ((ye >= goaly && counter > countOffset))
+        {
+            cam.transform.position -= moveCam;
+            cat.transform.position -= moveCat;
+            
+            counter = 0;
+        }
+    }
+}