.lms-notif-popup {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #fff;
    border: 1px solid #ccc;
    padding: 15px;
    z-index: 9999;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    width: 300px;
}
.lms-notif-popup h3 { margin-top: 0; font-size: 16px; }
.lms-notif-popup button { background: #0073aa; color:#fff; border:none; padding:5px 10px; cursor:pointer; }
.lms-notif-popup button:hover { background: #005177; }