body {
    font-family: Arial, sans-serif;
    margin: 20px;
    background-color: #f0f0f0;
    color: #333;
}

h1 {
    color: #0066cc;
}

button {
    padding: 10px 20px;
    font-size: 16px;
    background-color: #0066cc;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

    button:hover {
        background-color: #004999;
    }

footer {
    margin-top: 40px;
    padding-top: 20px;
    border-top: 1px solid #ccc;
}

    footer h2 {
        margin-bottom: 10px;
    }