@media (min-width: 768px) {
    .features {
        display: flex;
        justify-content: space-between;
        gap: 40px;
    }
    .features > div {
        flex: 1 1; /* equal widths */
    }
    .features > div > h2 {
        text-align: center;
    }
    .features > div > h2 > span {
        display: block;
        font-size: 100px;
    }
    .features > div > details > summary {
        font-style: italic;
        user-select: none;
    }
}
.sponsors {
    display: flex;
    justify-content: space-around;
    gap: 5%;
    padding: 16px 0;
}
.sponsors > a {
    flex: 1 1;
    display: flex;
    justify-content: center;
    align-items: center;
}
.sponsors > a > img {
    flex: 1 1;
    min-width: 0;
    max-width: 100%;
    max-height: 60px;
}