Insert this code into your child theme functions.php file. Then, use the class selector below.
.role-administrator
.role-editor
.role-author
.role-subscriber
.role-customer
// ADD USER ROLE TO BODY CLASS // ============================================================================= if ( is_user_logged_in() ) { add_filter('body_class','add_role_to_body'); add_filter('admin_body_class','add_role_to_body'); } function add_role_to_body($classes) { $current_user = new WP_User(get_current_user_id()); $user_role = array_shift($current_user->roles); if (is_admin()) { $classes .= 'role-'. $user_role; } else { $classes[] = 'role-'. $user_role; } return $classes; }