body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f9; /* Light background */
    color: #333;
    margin: 0;
    padding: 0;
    text-align: center;
}

header {
    background-color: #007bff; /* Blue header */
    color: white;
    padding: 20px;
    border-bottom: 5px solid #0056b3;
}

h1 {
    margin: 0;
}

main {
    padding: 20px;
    max-width: 800px;
    margin: 20px auto;
    background-color: white;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    border-radius: 8px;
}

footer {
    padding: 10px;
    margin-top: 30px;
    background-color: #ddd;
    color: #555;
    position: fixed;
    bottom: 0;
    width: 100%;
}