body {
    background-color: #f0f0f0;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}
 h1 {
    color: #333;
    text-align: center;
    margin-top: 50px;
}
p {
    color: #666;
    font-size: 16px;
    line-height: 1.5;
    margin: 20px auto;
    max-width: 600px;
}
nav {
    background-color: #333;
    color: #fff;
    padding: 10px;
    text-align: center;
    border-bottom: 2px solid #444;
    margin-bottom: 20px;
}