popus.css

body {
    font-family: Arial, sans-serif;
    width: 300px;
    padding: 10px;
}

h3 {
    margin-top: 0;
    text-align: center;
}

textarea {
    width: 100%;
    height: 100px;
    margin-bottom: 10px;
}

button {
    width: 100%;
    padding: 10px;
    background-color: #4CAF50;
    color: white;
    border: none;
    cursor: pointer;
}

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

#iframe {
    margin-top: 10px;
    border: none;
}