Taalmenu klapt niet goed uit op mobiele telefoon

.languagepicker {
    background-color: #FFF;
    display: inline-block;
    padding: 0;
    height: 40px;
    overflow: hidden;
    transition: all .3s ease;
    margin: 0 50px 10px 0;
    vertical-align: top;
    float: left;
}

.languagepicker:hover {
    /* don't forget the 1px border */
    height: 81px;
}

.languagepicker a{
    color: #000;
    text-decoration: none;
}

.languagepicker li {
    display: block;
    padding: 0px 20px;
    line-height: 40px;
    border-top: 1px solid #EEE;
}

.languagepicker li:hover{
    background-color: #EEE;
}

.languagepicker a:first-child li {
    border: none;
    background: #FFF !important;
}

.languagepicker li img {
    margin: 0 5px 0 0;
}

.roundborders {
    border-radius: 5px;
}

.large:hover {
    height: 164px;
}