/* Transparent styling for route label popups only (Route 1, Route 2, Route 3) */
.route-label-popup .leaflet-popup-content-wrapper {
    background: rgba(255, 255, 255, 0.75) !important;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2) !important;
    border: 1.5px solid rgba(0, 0, 0, 0.15) !important;
}

.route-label-popup .leaflet-popup-tip {
    background: rgba(255, 255, 255, 0.75) !important;
}

.route-label-popup .leaflet-popup-content {
    margin: 0 !important;
}