@media screen and (min-width: 1200px) {
    #about2 .logo-circle {
        padding: 10px 0;
    }
}

@media screen and (min-width: 768px) {
    #about3 .col-sm-3,
    #about2 .col-sm-3 {
        width: 20%;
    }
    
    .publications img {
        max-width: 83%;
        width: 83%;
    }
}

@media screen and (max-width: 767px) {
    .publications img {
        margin-top: 50px;
    }
}