.heading{
    width: 100%; height: auto;
    margin: 0; margin-bottom: 20px;
    text-align: center;
}

.languages-list{
    width: 100%; max-width: 800px; height: auto;
    list-style: none;
    margin: 0 auto;
    padding: 10px; box-sizing: border-box;
    border-radius: 15px;
    text-align: center;
    background-color: #1a1d1f;
}

.languages-list .list-item{
    width: auto; ; height: auto;
    margin: 10px;
    padding: 5px; box-sizing: border-box;
    display: inline-block; text-align: top;
    border: 5px double gray; border-radius: 12px;
    background-color: white;
}

.languages-list .list-item img{
    width: 120px; ; height: auto;
    margin: 0;
}

.languages-list .list-item .caption{
    width: 100%; ; height: auto;
    margin: 0;
    font-size: 18px;
    color: black;
}

@media screen and (max-width: 500px){
    .languages-list .list-item img{
        width: 100px; ; height: auto;
        margin: 0;
    }
}