body {
    background-color: #111;
    color: white;
    font-family: Arial, sans-serif;
    text-align: center;
    padding-top: 50px;
}

button {
    background-color: red;
    color: white;
    border: none;
    padding: 15px 30px;
    font-size: 18px;
    cursor: pointer;
}

video {
    margin: 20px 0;
}