Update README.md

Author: Alok-2002

README.md

@@ -12,6 +12,8 @@ Welcome to the **Python Tkinter Projects** repository! This repository contains
      - Clear and user-friendly interface
    - Technologies: Python, Tkinter, PyBase64
    - Demo: [Code Vault Source Code](https://github.com/alok-2002/code-vault)
+   - ![image](https://github.com/Alok-2002/python_tkinter_projects/assets/93814546/1d911815-00fc-4aa9-97c5-fdf3b5e03a07)
+
 
 2. **Simple GUI Calculator**
    - Description: The Simple GUI Calculator is a basic calculator application developed using Tkinter. It allows users to perform simple arithmetic calculations such as addition, subtraction, multiplication, and division. The calculator provides a user-friendly interface with buttons for numeric input and operators. Users can enter their calculations using the buttons or the keyboard and obtain the result instantly.