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We're all for progressive enhancement, but CodePen is a bit unique in that it's all about writing and showing front end code, including JavaScript. It's required to use most of the features of CodePen.

Aug 26, 2025 · CSS input text collection for performant UI design. Download free HTML/CSS code for minimalist text fields. View updated CodePen demos for 2026.

Explore a styled input field designed with HTML and CSS, showcasing creative techniques for user interface design.

A CodePen project demonstrating how to toggle visibility of a password field using JavaScript and HTML.

Create a custom input select box with search compability using HTML, CSS, and vanilla JavaScript....

Thanks to CSS & JS, styling inputs has become a whole lot easier, making your forms look more appealing and presentable.

OPT Input PIN using a single input with only HTML and CSS...

May 2, 2023 · An HTML & CSS checkbox or radio button is an essential part of most forms used in your websites or apps. We have added a 5px border radius to our input fields corner to give it some …

Auto format currency input field with commas and decimals if needed. This is how I would personally expect one to work. Works left to right without for...