[wp-forums] 3.3 known issue: Plugin CSS bleeding into the admin

[Andrew Nacin]

Cause: The plugin is hooking into the wp_print_styles hook.

Fix: Hook into the wp_enqueue_scripts hook (for scripts or styles).

More:

http://wpdevel.wordpress.com/2011/12/12/use-wp_enqueue_scripts-not-wp_print_styles-to-enqueue-scripts-and-styles-for-the-frontend/

Gory details:

http://core.trac.wordpress.org/ticket/19510