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

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 20px;
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

header {
    text-align: center;
    padding-bottom: 20px;
}

header h1 {
    margin: 0;
}

nav {
    background-color: #333;
    color: #fff;
    padding: 10px;
    text-align: center;
}

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

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

nav ul li a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
}

nav ul li a:hover {
    text-decoration: underline;
}

section {
    margin: 20px 0;
}

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