/* Styles for demonstration purposes */
.nav-item {
    position: relative;
    display: inline-block;
}

.nav-item:hover .dropdown-menu {
    display: block;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: #f9f9f9;
    min-width: 160px;
    z-index: 1;
}

.dropdown-menu li {
    padding: 12px 16px;
    text-decoration: none;
    display: block;
}

.dropdown-menu li:hover {
    background-color: #f1f1f1;
}