🧮 Calculator Web App

👉 Live Demo: https://quanta1910.github.io/CodeAlpha_Calculator/

A simple and responsive calculator built using HTML, CSS, and JavaScript. This project performs basic arithmetic operations with a clean and user-friendly interface.

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🚀 Features

• Basic operations: Addition (+), Subtraction (-), Multiplication (*), Division (/)
• Clear button (C) to reset input
• Decimal support
• Responsive layout using CSS Grid
• Error handling for invalid expressions

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🛠️ Tech Stack

• HTML5
• CSS3 (Grid Layout)
• JavaScript (DOM Manipulation)

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📂 Project Overview

This is a front-end based calculator that:

• Takes user input through buttons
• Displays input and output in a screen area
• Evaluates expressions dynamically using JavaScript

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⚙️ How It Works

1. User clicks on buttons to enter numbers/operators
2. Input gets displayed on the screen
3. On clicking =, the expression is evaluated
4. If expression is invalid → shows "Error"
5. C button clears the screen

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📌 Future Improvements

• Keyboard input support
• Scientific calculator features
• Better UI animations
• Replace eval() with safer logic

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👨‍💻 Author

Dhruv Gupta

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⭐ Show Your Support

If you like this project, give it a ⭐ on GitHub!