Update README.md

Author: naveenkumar-j

README.md

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 <h5 align="center"> Desktop Application Download link: <a href="https://t.me/eagle_programming">SchoolManagementSystem.exe</a></h5>
 
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 - ### Tech Stack used:
 	<center>
 		<table>
@@ -51,15 +50,11 @@ A School Management System Java Code allows you to keep the student records, Tea
 - [RsTableMetro](https://github.com/RojeruSan/JTable-Style-Metro-JAVA-v1.0)
 
 ## Project Demo:
-[![Project Demo](https://img.youtube.com/vi/LS6msNOarlc/0.jpg)](https://www.youtube.com/watch?v=LS6msNOarlc)
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+https://user-images.githubusercontent.com/70682152/199054221-d6259e19-4e1e-44aa-9f9f-bef8fcf8aac7.mp4
 
 ### Login page:
 ![image](https://user-images.githubusercontent.com/70682152/184478191-ebd638fd-c157-4665-809e-3eaf119f2341.png)
 
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 ## Main Menu page:
 ![image](https://user-images.githubusercontent.com/70682152/184478211-eee21a28-62ff-41e1-a006-12d560189566.png)
 
@@ -81,43 +76,36 @@ A School Management System Java Code allows you to keep the student records, Tea
     <b><a href="#">↥ back to top</a></b>
 </div>
 
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 ## Exam page:
 ![image](https://user-images.githubusercontent.com/70682152/184478902-e792772f-ef2a-45d5-bb18-caecedfa4528.png)
 
 <div align="right">
     <b><a href="#">↥ back to top</a></b>
 </div>
 
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 ## Student Management page:
 ![image](https://user-images.githubusercontent.com/70682152/184478242-5a4e274a-5218-4ecd-a21b-1ba13e4bb4df.png)
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 <div align="right">
     <b><a href="#">↥ back to top</a></b>
 </div>
 
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 ## Mark page:
 ![image](https://user-images.githubusercontent.com/70682152/184478931-60d435c9-c238-4214-8c90-3844ba39ca94.png)
 <div align="right">
     <b><a href="#">↥ back to top</a></b>
 </div>
 
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 ## Teacher page:
 ![image](https://user-images.githubusercontent.com/70682152/184478939-7edf3989-7570-42c0-b535-02896e848c57.png)
+
 <div align="right">
     <b><a href="#">↥ back to top</a></b>
 </div>
 
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 ## About Project page:
 ![image](https://user-images.githubusercontent.com/70682152/184478272-89558c75-857b-450a-9ada-62cc1081b0ea.png)
 
 <div align="right">
     <b><a href="#">↥ back to top</a></b>
 </div>
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