body {
    font-family: Arial, sans-serif;
    text-align: center;
    background: #121212;
    color: white;
}
button {
    background: #ffcc00;
    border: none;
    padding: 10px;
    margin: 5px;
    cursor: pointer;
}
textarea {
    width: 80%;
    height: 100px;
}