Studio Immens CSS Classes is a developer-focused plugin built for speed, flexibility, and real results. Designed for agencies, freelancers, and pros who want to supercharge Gutenberg-based WordPress sites, this plugin empowers you to ditch repetitive CSS and deploy custom utility classes with zero friction.
The latest version adds seamless integration with a curated set of popular CSS frameworks—Bootstrap, Materialize, UIkit, PureCSS, Semantic UI, Spectre.css, and Bulma. Here』s what you can now do in one click:
• Select your preferred CSS framework right from the editor.
• Automatically access the full list of utility classes from that framework.
• Preview how classes look in real time, directly inside Gutenberg blocks.
• Apply classes instantly—no manual coding, no guesswork.
All of this while maintaining razor‑sharp performance: a tiny, clean stylesheet and no unnecessary JavaScript overhead, keeping your site lean and lightning fast.
What the plugin includes:
- Easily build your own CSS classes
- Add or remove classes from blocks with one click
- Zero performance impact (very light and clean CSS file)
Perfect for those who use a modular approach to layout construction and want to avoid writing custom rules in the theme or block CSS every time.
How it works
- Install and activate the plugin.
- Go to the CSS Classes section and create your own classes with the properties you want.
- Go to the page editor (Gutenberg).
- In the 「CSS Classes」 section of each block, you can select the plugin』s custom classes.
You can easily combine classes to achieve complex results.
Credits
Developed by Studio Immens – Modular digital solutions for professionals and businesses.
License
This plugin is licensed under the GPL v2 or later.






