.servAuthentication, nav ul .servAuthentication a {
    color: #f5871f;
}

.servReactiveDb, nav ul .servReactiveDb a {
    color: green;
}

.servServerlessDb, nav ul .servServerlessDb a,
.servServerlessDbLite, nav ul .servServerlessDbLite a,
.servOnDisconnect, nav ul .servOnDisconnect a,
.servQuery, nav ul .servQuery a {
    color: grey;
}