Question CS0120 An object reference is required for the non-static field, method, or property

hi, i just started using unity and the programing part its not my strong side , i got this error when i was using Transform.localScale making my character controller, i have been trying to solve it, watching tutorial, and nothing works.

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Code (CSharp):

1. using System.Collections;
2. using System.Collections.Generic;
3. using UnityEngine;
4.  
5. public class Character_Controller : MonoBehaviour
6. {
7.    [SerializeField] Rigidbody2D rb;
8.    [SerializeField] Transform gch;
9.  
10.  
11.  
12.    public float speed = 200f;
13.    public Vector2 move;
14.    public bool flip = false;
15.  
16.    void Start()
17.    {
18.      
19.      
20.  
21.    }
22.  
23.  
24.  
25.     void FixedUpdate()
26.     {
27.        
28.        rb.velocity = new Vector2(move.x * speed * Time.deltaTime , rb.velocity.y);
29.      
30.     }
31.      void Update()
32.      {
33.  
34.          move = new Vector2(Input.GetAxisRaw("Horizontal") , Input.GetAxisRaw("Vertical"));
35.          if(move.x < 0 )
36.          {
37.             flip = true;
38.          }
39.        
40.          else if(move.x > 0)
41.          {
42.             flip = false;
43.          }
44.         if (flip)
45.         {
46.          
47.           Transform.localScale = new Vector3(-1f,1f,1f);
48.         }
49.         if (!flip)
50.         {
51.  
52.            Transform.localScale = new Vector3(-1f,1f,1f);
53.         }
54.        
55.  
56.  
57.       }
58.      
59.      
60.    
61.  
62.    
63. }
64.  

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