#chatpdf-container {
    width: 100%;
    max-width: 500px;
    margin: auto;
    text-align: center;
    padding: 20px;
    border: 1px solid #ccc;
    border-radius: 10px;
    background: #f9f9f9;
}

#chatpdf-message {
    width: 100%;
    height: 80px;
    margin-bottom: 10px;
}

#chatpdf-send {
    background: #0073aa;
    color: #fff;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
}

#chatpdf-send:hover {
    background: #005177;
}

#chatpdf-response {
    margin-top: 15px;
}

.error {
    color: red;
}

.success {
    color: green;
}