body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f4f4f4;
    color: #333;
    text-align: center;
}

header {
    background: #333;
    color: white;
    padding: 20px 0;
}

main {
    padding: 20px;
}

#video-player {
    margin: 20px auto;
    max-width: 600px;
}

video {
    width: 100%;
    border: 5px solid #333;
    border-radius: 10px;
}

#cta-message {
    margin-top: 15px;
    font-size: 18px;
    color: #555;
}

button {
    margin-top: 15px;
    padding: 10px 20px;
    font-size: 16px;
    background-color: #007BFF;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: #0056b3;
}

.hidden {
    display: none;
}