.menu-item-language {
    position: relative;
}

.menu-item-language .sub-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    list-style: none;
    margin: 0;
    padding: 10px 0;
    border: 1px solid #ddd;
    z-index: 999;
    min-width: 150px;
}

.menu-item-language:hover .sub-menu {
    display: block !important;
}

.sub-menu li a {
    padding: 10px 15px;
    display: block;
    color: #333;
    text-decoration: none;
}

.sub-menu li a:hover {
    background-color: #f4f4f4;
}