body {
    background-color: #f6f0e7;
    color: black;
    font-family: Baskerville, "Baskerville Old Face", "Hoefler Text", Garamond, "Times New Roman", serif;
}

nav {
    background-color: white;
    color: black;
    padding: 20px;
    width: 45%;
    border-style: outset;
    border-width: medium;
    border-color: black;
    border-radius: 5px;
    margin-top: 5px;
    margin-bottom: 5px;
    margin-right: 20px;
    margin-left: 20px;
}

div.chapter {
    width: 80%;
    margin: auto;
    padding: 10px;
    display: grid; /* use grid layout */
    grid-template-columns: repeat(4, 1fr); /* 4 items per row */
    grid-gap: 10px; /* gap between items */
}
div.gallery {
    border-style: outset;
    border-width: medium;
    border-color: black;
    border-radius: 5px;
    background-color: white;
    color: black;
    width: auto%;
}

div.gallery img {
    aspect-ratio: auto;
    width: 50%;
    height: auto;
}