#sponsors .col-12 {
    padding-left: 0;
    padding-right: 0;
}

#sponsors img {
    border-radius: 6px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

#sponsors img:hover {
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}