body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
    display: flex;
    flex-direction: column;
    min-height: 100vh; /* Ensure the body takes the full height */
}
header {
    background-color: #4CAF50;
    color: white;
    padding: 20px;
    text-align: center;
}
main {
    display: flex;
    flex: 1; /* Allow main to grow and fill available space */
    justify-content: center; /* Center horizontally */
    align-items: flex-start; /* Align items to the start */
    padding: 20px;
}
section {
    padding: 20px;
    max-width: 800px;
    margin: 20px; /* Add margin to the top and bottom */
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}
h2 {
    color: #4CAF50;
}
footer {
    text-align: center;
    padding: 20px;
    background-color: #4CAF50;
    color: white;
    width: 100%;
}
a {
    color: #2196F3;
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}