Creating an age calculator using JavaScript, HTML, and CSS and uploading it to GitHub is a great project! To help you write a README.md file for your project, here's a template you can use as a starting point:

A simple age calculator web application built using JavaScript, HTML, and CSS.

• Introduction
• Features
• Demo
• Usage
• Installation
• Contributing
• License

The Age Calculator is a web application that allows users to calculate their age based on their birthdate. It's a beginner-friendly project designed to help you learn the basics of web development using JavaScript, HTML, and CSS.

• Calculate your age by entering your birthdate.
• User-friendly interface with an interactive design.

You can see a live demo of the Age Calculator.

1. Clone the repository

   git clone https://github.com/ShadBalti/age-calculator.git

2. Open index.html

   Open the index.html file in your preferred web browser.

3. Enter your birthdate

   Enter your birthdate in the provided input field and click the "Calculate" button.

4. View your age

   Your age will be displayed below the input field.

There's no need for additional installation to run this web application. Simply follow the usage instructions above.

Contributions are welcome! If you'd like to improve this project, please follow these steps:

1. Fork the repository.
2. Create a new branch for your feature or bug fix.
3. Make your changes and commit them.
4. Push your changes to your fork.
5. Submit a pull request to the main repository.

This project is licensed under the MIT License - see the LICENSE file for details.