Add an admin stylesheet (WordPress)

<?php
// http://www.gravityhelp.com/forums/topic/change-color-of-font-of-answers-in-admin-panel#post-195638
// this relies on your stylesheet being located in your child theme directory with a name of wp-admin.css
function load_custom_wp_admin_style() {
    wp_register_style( 'custom_wp_admin_css', get_stylesheet_directory_uri() . '/wp-admin.css', false, get_bloginfo('version') );
    wp_enqueue_style ( 'custom_wp_admin_css' );
}
add_action( 'admin_enqueue_scripts', 'load_custom_wp_admin_style' );