.navbar-nav .sub-menu {
    position: absolute;
    background-color: #242424; /* Background color of submenu */
    border: none; /* Border color of submenu */
    padding: 10px;
    z-index: 9999; /* Ensure submenu is on top of other elements */
    opacity: 0; /* Set initial opacity to 0 */
    visibility: hidden; /* Hide submenu by default */
    transition: opacity 0.3s ease, visibility 0.3s ease; /* Transition effect for opacity and visibility */
  }
  .navbar-nav .nav-item:hover .sub-menu {
    opacity: 1; /* Change opacity to 1 when submenu is hovered */
    visibility: visible; /* Make submenu visible on hover */
  }
  .navbar-nav .sub-menu li a {
    color: #cbb778; /* Text color of submenu items */
    text-decoration: none;
    text-align: center;
    margin-top: 10px !important;
    margin-bottom: 10px !important;
    margin: auto;
  }
  .navbar-nav .sub-menu li {
    padding-top: 10px !important;
    padding-bottom: 10px !important;
    transition: all 0.3s;
    border-left: 2px solid  #242424;
  }
  .navbar-nav .sub-menu li:hover {
    border-left: 2px solid white;
  }
  .navbar-nav .dropdown-menu {
    background-color: #242424;
    border: none;
  }
  .navbar-nav .dropdown-menu:hover {
    background-color: #242424;
    border: none;
  }
  .navbar-nav .dropdown-menu .dropdown-item {
    border: none;
    color: #cbb778; /* Text color of dropdown items */
  }
  .navbar-nav .dropdown-menu .dropdown-item:hover {
    background-color: #242424;
    border: none;
    color: #cbb778; /* Text color of dropdown items */
  }

  /* navv book */
  .nav-book{
    background-color: white;
    position: absolute;
    width: 100%;
    bottom: -101px;
    padding: 1rem 1rem;
    border-radius: 0 0 20px 20px;
    transition: .3s ease-in-out;
}
@keyframes slideOut {
    0% {
      opacity: 1;
      transform: translateY(0);
    }
    100% {
      opacity: 0;
      transform: translateY(-40%);
      display: none;
    }
  }
  
  .closing {
    animation: slideOut 0.3s ease-out forwards;
  }
  input:focus {
    outline: none;
  }