body {
    font-family: Arial, sans-serif;
    text-align: center;
    margin: 20px;
}

video {
    border: 2px solid #333;
    margin: 10px;
}

button {
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
}

button:hover {
    background-color: #45a049;
}

#message {
    color: green;
    font-size: 18px;
}