http://www.camella.com.ph/assets/plugins/alertifyjs/css/alertify.min.css
http://www.rifatudo.com.br/css/alertify/alertify.min.css
http://www.black-book-editions.fr/plugins/alertify_1.4.1/alertify.min.css
http://www.upana.edu.gt/wp-content/themes/upana/js/lib/css/alertify.min.css?ver=4.4.1