.waiting-content, .download-content {
    background-color: burlywood;
    padding: 20px;
    border-radius: 5px;
    text-align: center;
}

#countdown {
    font-size: 24px;
    font-weight: bold;
    color: #007bff;
}

.waiting {
    display: block;
}

.download {
    display: none;
}