body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

.background-image {
    width: 100%;
    height: auto;
}

nav ul {
    list-style-type: none;
    padding: 0;
    text-align: center;
}

nav ul li {
    display: inline;
    margin: 0 10px;
}

nav ul li a {
    text-decoration: none;
    color: #333;
}

main p {
    text-align: center;
    font-size: 1.2em;
}