body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f4f4f4;
    color: #222;
}
header, footer {
    background: #222;
    color: #fff;
    text-align: center;
    padding: 2em 0;
}
section {
    background: #fff;
    margin: 2em auto;
    padding: 2em;
    max-width: 800px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}
h2 {
    color: #007acc;
}
form input, form textarea {
    width: 100%;
    margin: 0.5em 0;
    padding: 0.7em;
    border: 1px solid #ccc;
    border-radius: 4px;
}
form button {
    background: #007acc;
    color: #fff;
    border: none;
    padding: 0.7em 2em;
    border-radius: 4px;
    cursor: pointer;
}
form button:hover {
    background: #005fa3;
}
a {
    color: #007acc;
}