Calculator

A sleek, glassmorphism-styled calculator built with pure HTML and inline CSS — no frameworks, no dependencies.

Features

• Glassmorphism UI — dark gradient background with frosted-glass card
• Full arithmetic — addition, subtraction, multiplication, division
• Extra operations — percentage (%) and sign toggle (+/-)
• Expression history — shows the running expression above the result
• Smart display — font scales down automatically for long numbers
• Keyboard support — use number keys, operators, Enter, Backspace, and Escape
• Zero dependencies — single index.html file, works offline

Keyboard Shortcuts

Key	Action
0–9	Input digit
+ - * /	Set operator
.	Decimal point
Enter or =	Calculate
Backspace	Delete last digit
Escape	Clear all (AC)

Getting Started

Run locally

# Clone the repo
git clone https://github.com/Ani1967/calculator.git
cd calculator

# Serve with Python (any port)
python3 -m http.server 56789

Then open http://localhost:56789 in your browser.

Or just open the file

open index.html

Project Structure

calculator/
└── index.html    # Everything — markup, styles, and logic in one file

Live Demo

Deploy via GitHub Pages: go to Settings → Pages → Branch: main → / (root) and the calculator will be live at https://ani1967.github.io/calculator/

License

MIT — free to use, modify, and distribute.