@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css');
.fa {
     padding: 20px;
     font-size: 30px;
     width: 70px;
     text-align: center;
     text-decoration: none;
     margin: 5px 2px;
     border-radius: 50%;
}

.fa:hover {
    opacity: 0.7;
}

.fa-facebook {
    background: #3B5998;
    color: white;
}

.fa-twitter {
    background: #55ACEE;
    color: white;
}

.fa-google {
    background: #dd4b39;
    color: white;
}

.fa-linkedin {
    background: #007bb5;
    color: white;
}

.fa-youtube {
    background: #bb0000;
    color: white;
}

.fa-telegram {
    background: #00aff0;
    color: white;
}