/* Basic reset */
body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.6;
    background-color: #f5f5f5;
    color: #333;
}

header, footer {
    background-color: #222;
    color: #fff;
    padding: 1.5rem;
    text-align: center;
}

main {
    padding: 2rem;
    text-align: center;
}

button {
    padding: 0.6rem 1.2rem;
    font-size: 1rem;
    cursor: pointer;
}

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