Customize your WordPress site’s appearance by easily adding custom CSS and JS code without even having to modify your theme or plugin files. This is perfect for adding custom CSS tweaks to your site.
- Text editor with syntax highlighting
- Print the code inline or included into an external file
- Print the code in the header or the footer
- Add CSS or JS to the frontend or the admin side
- Add as many codes as you want
- Keep your changes also when you change the theme
Page officielle : https://fr.wordpress.org/plugins/custom-css-js/