Add Custom CSS to your WordPress site. Easy and Flexible.
As of April 2026, Advanced Custom CSS is a WordPress css plugin with 50 active installations and a 5/5 rating from 1 reviews. It has been downloaded 3.1K+ times in total. Requires WordPress 3.0.1+ and PHP false+. Available on WordPress.org since 2017. Last updated 5 years ago — may have compatibility concerns. Top alternative: WPCode – Insert Headers and Footers +….
Add custom css in your site. Follow given simple steps to get your task done.
Control when to add CSS in page source
Set Global CSS
You can set global CSS rules that will be added to every page of website.
Set Post specific CSS
You can set seperate CSS rules that will be added only when single post is displayed.
Set Page specific CSS
Similar to Post CSS, You can set seperate CSS rules that will be added only when single page is displayed.
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| WordPress | 3.0.1+ requiredTested up to 5.4.19 |
| PHP | false+ required |
1.0.0
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.