:root {
    --logo-size: 250px
}
.sponsor-container {
    display: grid;
    column-gap: 10px;
    justify-items: center;
    align-items: center;
    grid-template-columns: repeat(auto-fill, var(--logo-size));
}

img.sponsor {
    cursor: pointer;
    max-width: var(--logo-size);
    background-color: white;
}