.sponsors {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(6, auto);
    justify-content: space-evenly;
    align-items: center;
    justify-items: center;
    row-gap: 10px;
}

@media screen and (max-width: 768px) {
    .sponsors {
        grid-template-columns: auto auto;
    }
}