#cpp-chatbot {
    max-width: 400px;
    border: 2px solid #ccc;
    padding: 10px;
    border-radius: 12px;
    background: #f9f9f9;
}
#cpp-chatbox {
    margin-top: 10px;
}
#cpp-messages {
    min-height: 150px;
    background: #fff;
    padding: 10px;
    overflow-y: auto;
    border: 1px solid #ddd;
    margin-bottom: 10px;
}