Frontend Mentor - Calculator App

This is a solution to the Calculator App challenge on Frontend Mentor. Frontend Mentor challenges help you improve your coding skills by building realistic projects.

The challenge

Users should be able to:

• See the size of the elements adjust based on their device's screen size
• Perform mathmatical operations like addition, subtraction, multiplication, and division
• Adjust the color theme based on their preference

Screenshot

Built with

• Semantic HTML5 markup
• CSS custom properties
• Flexbox
• CSS Grid
• Light and dark mode
• Object-oriented JavaScript
• Mobile-first workflow