.toast-notification{position:fixed;top:20px;right:20px;background-color:#333;color:#fff;padding:15px 20px;border-radius:5px;box-shadow:0 2px 10px rgba(0,0,0,.2);z-index:10000;opacity:0;transform:translateY(-20px);transition:opacity .3s ease,transform .3s ease;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;font-size:14px;display:flex;align-items:center}.toast-notification.show{opacity:1;transform:translateY(0)}.toast-notification.success{background-color:#28a745}.toast-notification.error{background-color:#dc3545}.toast-notification.info{background-color:#17a2b8}.toast-notification-icon{margin-right:10px;font-size:1.2em}