header {
    display: flex;
    flex-direction: column;
    gap: 0em;
}

@media screen and (min-width: 900px) {
    header {
        margin: 1em 0;
        gap: 1em;
    }
}

nav {
    max-width: fit-content;
    margin: 0 auto;
    padding: 1em;
    display: grid;
    grid-template-columns: 1fr;
}

@media screen and (min-width: 600px) {
    nav {
        grid-template-columns: 1fr 1fr;
        gap: 0em 1em;
    }
}

nav a {
    width: fit-content;
    align-self: center;
    padding: 0.8em;
    padding-right: 1em;
    margin: 0.5em 0;
}

nav a::after {
    content: '→';
    margin-left: 1em;
}

.logo {
    display: block;
    width: 100%;
    text-align: center;
}

.logo img {
    width: 100%;
    max-width: 30em;
    padding: 0.5em;
    align-self: center;
}

@media (min-width: 900px) {
    .logo {
        background-color: unset;
    }

    .logo img {
        background-color: var(--color-background);
    }
}