html {
    font-family: sans-serif;
}

body {
    margin: 0;
    max-width: 40rem;
    margin-left: auto;
    margin-right: auto;
}

header h1 {
    margin: 0;
}

nav {
    border-bottom: 1px solid #aaa;
    margin-bottom: 2rem;
}

nav ul {
    width: 100%;
    list-style: none;
    padding-left: 0;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-evenly;
}

nav li {
    display: inline-block;
    margin-left: 1rem;
    margin-right: 1rem;
}

h1 img {
    width: 100%;
    height: 10rem;
    object-fit: cover;
}

main {
    max-width: 40rem;
    width: 90%;
    margin-left: auto;
    margin-right: auto;
}


ul.gallery {
    list-style: none;
    padding-left: 0;
}

figure {
    margin-top: 3rem;
}

figure img {
    width: 35rem;
    max-width: 100%;
}

figure figcaption {
    display: block;
    text-align: center;
    font-style: italic;
}

img.banner {
    display: block;
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
    margin-top: 4rem;
}

a {
    color: #555;
    text-decoration: none;
}

a:hover {
    color: #555;
    text-decoration: underline;
}