main>header>img {
    object-fit: contain;
}

nav ul {
    justify-content: flex-end;
    align-items: flex-end;
    max-width: 900px;
    margin: auto;
    position: relative;
}

nav ul li a {
    font-size: 1.6rem;
    margin-left: 24px;
    margin-bottom: 6px;
    display: inline-block;
}

nav ul li:first-of-type a::before {
    position: absolute;
    top: 0;
}

aside>ul,
section>ul {
    grid-template-columns: 1fr 1fr 1fr;
}