#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}