.mobile-menu>ul>li:nth-child(4) {
    border-radius: 50%;
    margin-top: -30px;
    box-shadow: 0 10px 2px black;
    z-index: 9999;
    background-color: var(--accent1);
    transition: all .2s ease-in-out;
}

.mobile-menu>ul>li:hover {
    border-radius: 0;
    margin-top: 0;
}

.mobile-menu>ul>li:nth-child(4)>a {
    color: var(--white-s);
}