.w3-highway-brown {
  color: #fff;
  background-color: #633517;
}

.w3-highway-red {
  color: #fff;
  background-color: #a6001a;
}

.w3-highway-orange {
  color: #fff;
  background-color: #e06000;
}

.w3-highway-schoolbus {
  color: #fff;
  background-color: #ee9600;
}

.w3-highway-yellow {
  color: #fff;
  background-color: #ffab00;
}

.w3-highway-green {
  color: #fff;
  background-color: #004d33;
}

.w3-highway-blue {
  color: #fff;
  background-color: #00477e;
}