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Add Admin CSS

Easily define additional CSS (inline and/or by URL) to be added to all administration pages.
Rating
4.9/5
Version
2.5.1
Active installations
10K
Last updated
Dec 8, 2025
Add Admin CSS

Ever want to tweak the appearance of the WordPress admin pages by hiding stuff, moving stuff around, changing fonts, colors, sizes, etc? Any modification you may want to do with CSS can easily be done via this plugin.

Using this plugin you’ll easily be able to define additional CSS (inline and/or files by URL) to be added to all administration pages. Hooks are provided to customize the output of the CSS, the CSS files, and if/when the CSS should even be output (see Hooks section).

Links: Plugin Homepage | Plugin Directory Page | GitHub | Author Homepage

Developer Documentation

Developer documentation can be found in DEVELOPER-DOCS.md. That documentation covers the hooks provided by the plugin.

As an overview, these are the hooks provided by the plugin:

  • c2c_add_admin_css : Filter to customize the CSS that should be added directly to the admin page head.
  • c2c_add_admin_css_files : Filter to customize the list of CSS files to enqueue in the admin.
  • c2c_add_admin_css_disable_css : Filter to customize if the CSS defined via this plugin should be output or not.
Freeon Business plan
Tested up to
WordPress 6.9
This plugin is available for download for your site.