body {
    font-family: Arial, sans-serif;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}

header, footer {
    text-align: center;
    padding: 10px 0;
    background-color: #f0f0f0;
    margin-bottom: 20px;
}

nav a {
    text-decoration: none;
    margin: 0 10px;
    color: #333;
}

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

main h2 {
    color: #0073e6;
}

form input, form textarea {
    width: 100%;
    padding: 8px;
    margin-bottom: 10px;
}

button {
    padding: 10px 20px;
    background-color: #0073e6;
    color: white;
    border: none;
    cursor: pointer;
}

button:hover {
    background-color: #005bb5;
}