body {
    font-family: sans-serif;
    max-width: 800px;
    margin: auto;
    padding: 20px;
    background-color: #fefefe;
    color: #333;
}
h1, h2 {
    color: #003366;
}
button {
    padding: 10px 20px;
    background-color: #0055aa;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}
button:hover {
    background-color: #004080;
}
form input, form textarea {
    display: block;
    width: 100%;
    margin-bottom: 10px;
    padding: 10px;
}
footer {
    margin-top: 40px;
    font-size: 0.9em;
    text-align: center;
    color: #777;
}