body {
    font-family: Arial, sans-serif;
    text-align: center;
    background: #f4f4f4;
    margin: 0;
    padding: 10px;
}

h2 {
    margin-bottom: 10px;
}

video {
    width: 100%;
    max-width: 400px;
    border-radius: 10px;
}

canvas {
    display: none;
}

#result {
    margin-top: 15px;
    font-size: 16px;
    color: green;
    word-wrap: break-word;
}
button {
    padding: 10px 15px;
    font-size: 16px;
    border-radius: 6px;
    border: none;
    background: #007bff;
    color: white;
    cursor: pointer;
    margin-bottom: 10px;
}