.bottomnav {
  overflow: hidden;
  background-color: #333;
}

.bottomnav a {
  float: right;
  color: #f2f2f2;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

.bottomnav a:hover {
  background-color: #ddd;
  color: black;
}

.bottomnav a.active {
  background-color: #4CAF50;
  color: white;
}