.nav ul {
  list-style: none;
  font-size: 12px;
  text-align: center;
  padding: 0;
  margin: 0;
}
.nav li {
  font-family: "Lato", sans-serif;
  font-size: 12px;
  line-height: 40px;
  height: 40px;
  border-bottom: 1px solid #888;
}

.nav a {
  text-decoration: none;
  color: #fff;
  display: block;
  transition: 0.3s background-color;
}

.nav a:hover {
  text-decoration: none;
  color: #fff;
  background-color: #172a74;
}

.nav a.active {
  background: linear-gradient(135deg, #21a9af, #21a9af);
  color: #fff;
  cursor: default;
}

.dropbtn {
  color: white;
  font-size: 16px;
  border: none;
  cursor: pointer;
}

.dropdown {
  position: relative;
  display: block;
  background-color: #21a9af;
}

.dropdown:hover {
  background-color: #21a9af;
}

.dropdown-content {
  display: none;
  position: absolute;
  left: -100%;
  background-color: #21a9af;
  min-width: 400px;
  box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
  z-index: 1;
}

.dropdown-content a {
  color: white;
  padding: 8px 12px;
  text-decoration: none;
  display: block;
}

.dropdown-content a:hover {
  background-color: #f1f1f1;
  color: #555555;
}

.dropdown:hover .dropdown-content {
  display: block;
}

.dropdown:hover .dropbtn {
  background-color: #172a74;
}

@media screen and (min-width: 600px) {
  .nav li {
    width: 120px;
    border-bottom: none;
    height: 50px;
    line-height: 50px;
    font-size: 1.4em;
  }

  .nav li {
    display: inline-block;
    margin-right: -4px;
  }
}