Adding body class to login page?
I think you’re on the right track with a filter. Have you tried login_body_class as the filter? function add_blog_id_to_login_page( $classes ) { $blog_id = get_current_blog_id(); $classes[] = “blog-{$blog_id}”; return $classes; } add_filter( ‘login_body_class’, ‘add_blog_id_to_login_page’ );