.langDropdown{
    float: right;
    padding: 5px;
    background-color: #2B293E;
    color: #CAF0FF;
    border-color: #CAF0FF;
    border-style: none;
}

.langDropdown option{
    background-color: #2B293E;
    padding: 10px;
    border-style: none;
}

.topnav-right{
    width: calc(100% - 600px);
}