.navbar {
    background-color: #f8f9fa;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand a {
    font-size: 1.5rem;
    font-weight: bold;
    text-decoration: none;
    color: #333;
}

.navbar-nav {
    list-style: none;
    display: flex;
    margin: 0;
    padding: 0;
}

.navbar-nav li {
    margin-left: 1.5rem;
}

.navbar-nav a {
    text-decoration: none;
    color: #333;
    font-size: 1rem;
}

.dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    list-style: none;
    padding: 0;
    margin: 0;
    top: 100%;
    min-width: 200px;
}

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

.dropdown-item {
    padding: 0.5rem 1rem;
}

.dropdown-item a {
    display: block;
    color: #333;
}

.submenu {
    display: none;
    position: absolute;
    left: 100%;
    top: 0;
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    list-style: none;
    padding: 0;
    margin: 0;
    min-width: 200px;
}

.dropdown-item:hover .submenu {
    display: block;
}

.submenu-item a {
    padding: 0.5rem 1rem;
    display: block;
    color: #333;
}

.submenu-item a:hover {
    background-color: #f1f1f1;
}