/* Dropdown */
    .dropdown-menu {
      display: none;
      position: absolute;
      top: 40px;
      left: 0;
      background: #444;
      min-width: 270px;
    }

    .dropdown-menu a {
      padding: 10px;
    }

    /* Show on hover */
    .dropdown:hover .dropdown-menu {
      display: block;
    }

    /* Optional animation */
    .dropdown-menu {
      opacity: 0;
      transform: translateY(10px);
      transition: 0.3s;
    }

    .dropdown:hover .dropdown-menu {
      opacity: 1;
      transform: translateY(0);
    }