#languageBox span {
    position: relative;
    cursor: pointer;
}

#languageBox span.active i {
    display: inline;
}
#languageBox img{
    max-height: 30px;
}
#languageBox span i {
    color: #00ff21;
    font-size: 3rem;
    font-weight: bold;
    display: none;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate( -50%, -50% );
    text-shadow: 0px 0px 3px #000;
}