Frontend Mentor - Interactive card details form solution

This is a solution to the Interactive card details form challenge on Frontend Mentor

Table of contents

• The challenge
• Screenshot
• Links
• Built with
• Useful resources
• Author

The challenge

Users should be able to:

• Fill in the form and see the card details update in real-time
• Receive error messages when the form is submitted if:
  • Any input field is empty
  • The card number, expiry date, or CVC fields are in the wrong format
• View the optimal layout depending on their device's screen size
• See hover, active, and focus states for interactive elements on the page

Screenshot

Links

• Solution URL: https://github.com/iflucian/interactive-card-details-form
• Live Site URL: https://iflucian.dev/practice/interactive-card-details-form/

Built with

• Semantic HTML5 markup
• CSS custom properties
• Flexbox
• CSS Grid
• Mobile-first workflow

Useful resources

• JavaScript Client-side Form Validation - Florin Pop

Author

• Website - Lucian
• Frontend Mentor - @iflucian