error cs1519 pls need help

using UnityEngine; using System.Collections;

 public class ContorleSol : MonoBehaviour 

{

 public Light Sun;
 bool Luz = true;



 // Use this for initialization
 void Start () 
     {
         Sun = GetComponent<Light>();
     }

 // Update is called once per frame
 void Update ()
     {
         if(Input.GetMouseButtonDown(1))
         {
             if (Light) 

                 Sun.enabled = false;
                 Luz=false;
         }
         else
         {
                 Sun.enabled = true;
                 Luz = true;
         }
     }
         if(Luz)
     {
         if(Input.GetKey(KeyCode.PageUp))
             Sun.intensity += 0.05f;
         if(Input.GetKey(KeyCode.PageDown))
             Sun.intensity -= 0.05f;

         if(Sun.intesity >= 7)
             Sun.color = Color.red;

         else if(Sun.intesity <= 2)
             Sun.color = Color.black;
         else
             Sun.color = Color.yellow;
     }

}