body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
}

header {
    background-color: #333;
    color: white;
    padding: 10px 20px;
}

h1 {
    margin: 0;
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 10px 0 0 0;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

nav a {
    color: white;
    text-decoration: none;
    padding: 5px 10px;
    background-color: #555;
    border-radius: 4px;
}

nav a:hover {
    background-color: #777;
}

main {
    padding: 20px;
}

footer {
    margin-top: 20px;
    background-color: #333;
    color: white;
    text-align: center;
    padding: 10px;
}