Add Custom CSS from customizer to your WordPress website.
As of April 2026, Customizer Custom CSS is a WordPress css plugin with 400 active installations and a 5/5 rating from 3 reviews. It has been downloaded 15K+ times in total. Requires WordPress false+ and PHP false+. Available on WordPress.org since 2015. Last updated 1 year ago — may have compatibility concerns. Top alternative: WPCode – Insert Headers and Footers +….
Easily overwrite your theme’s CSS from customizer and preview it before saving. Customizer Custom CSS does not require any configurationn and easy to use. Now there is no need of creating child theme just to change the CSS.
| WordPress | false+ requiredTested up to 6.7.5 |
| PHP | false+ required |
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.