Help with error CS8025: parsing error

I very new to scripting and I need some help debugging my code. What I am trying to do is that, when the player collides with a lever (2D Sprite for texture) , it triggers the lever to change its sprite to another sprite. The two sprites used are basically where one is on and the other is off. The sprite’s exact names are “LeverOn” and “LeverOff” The lever is at an off state with the LeverOff sprite, when the player runs into the box collider of the lever, it should change the sprite to LeverOn. Again I’m very new to this, so if the code is completely screwed you at least know why.

Here is the error message
Assets/Scripts/LeverScript.cs(6,28): error CS8025: Parsing error

Here is my code:

using UnityEngine;
using System.Collections;


public class Sprite LeverOff;
public class Sprite LeverOn;
private class SpriteRenderer spriteRenderer;

public class LeverScript : MonoBehaviour{
	Void Start () {
		spriteRenderer = GetComponent<SpriteRenderer>();
		if (spriteRenderer.sprite == null)
			spriteRenderer.sprite = LeverOff;
	}
	Void Update (){
		
	}
	void OnTriggerEnter2D(Collider2D col) {
		if(col.gameObject.tag == "LeverOn") 
		{
			ChangeTheSprite ();
		}
	}
	
	void ChangeTheSprite(){
		if (spriteRenderer.sprite == LeverOff){
			spriteRenderer.sprite = LeverOn;
		}
		else{
			spriteRenderer.sprite = LeverOff;
		}
	}
	
}

I can’t test the code right now, but what i see:

Remove “class” here:

public class Sprite LeverOff;

The variable definitions need to be inside the class definition.

“Void” should be “void”

using UnityEngine;
using System.Collections;
 
public class LeverScript : MonoBehaviour
{
  public Sprite LeverOff;
  public Sprite LeverOn;
  private SpriteRenderer spriteRenderer;

  void Start () {
    spriteRenderer = GetComponent<SpriteRenderer>();
    if (spriteRenderer.sprite == null)
      spriteRenderer.sprite = LeverOff;
  }

  void Update (){
  }

  void OnTriggerEnter2D(Collider2D col) {
    if(col.gameObject.tag == "LeverOn") 
    {
      ChangeTheSprite ();
    }
  }
     
  void ChangeTheSprite() {
    if (spriteRenderer.sprite == LeverOff){
      spriteRenderer.sprite = LeverOn;
    }
    else{
      spriteRenderer.sprite = LeverOff;
    }
  }
}