body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    text-align: center;
    padding: 50px;
    background-color: #f4f4f9;
    color: #333;
}
.logo {
    max-width: 250px;
    margin-bottom: 30px;
    border-radius: 10px;
}
h1 {
    color: #2c3e50;
}
nav {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid #ddd;
}
nav a {
    margin: 0 15px;
    text-decoration: none;
    color: #3498db;
    font-weight: bold;
}
nav a:hover {
    text-decoration: underline;
}