#isc-popup {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 12px 20px;
    color: #fff;
    font-size: 14px;
    border-radius: 6px;
    z-index: 9999;
    display: none;
    font-family: Arial, sans-serif;
}

#isc-popup.online {
    background-color: #28a745;
}

#isc-popup.offline {
    background-color: #dc3545;
}