MainMenuButton.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.SceneManagement;

public class MainMenuButton : MonoBehaviour
{

    public string mainMenuName = "Menu";

   

    public void Load() //when the button is clicked, the game will go to the menu
    {
        Debug.Log("Menu" + mainMenuName);

        SceneManager.LoadScene(mainMenuName); //goes to the corresponding scene when button is pressed
    }
}