Frontend Mentor - Calculator app solution

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.

Table of contents

• Overview
  • The challenge
  • Links
• My process
  • Built with
  • Continued development
• Author

Overview

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
• Bonus: Have their initial theme preference checked using prefers-color-scheme and have any additional changes saved in the browser

Links

• Preview site
• Preview solution on Frontend Mentor

My process

Built with

• Semantic HTML5 markup
• CSS custom properties
• CSS Flexbox
• CSS Grid
• Mobile-first workflow
• Vanilla JavaScript (DOM, Local Storage API)

Continued development

I should improve the accessibility of the:

• Alert component
• Theme switcher component
• Calculator buttons

Author

• GitHub - @alberto-rj
• Frontend Mentor - @alberto-rj
• Twitter - @albertorauljose