/* Existing CSS styles from previous code */
body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    color: #333;
}

#chat-container,
#voice-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

#chat-window,
#voice-result {
    height: 400px;
    overflow-y: auto;
    margin-bottom: 20px;
    border: 1px solid #ccc;
    padding: 10px;
    background-color: #f9f9f9;
}

#user-input {
    width: calc(100% - 80px);
    padding: 10px;
    margin-right: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

button {
    padding: 10px 15px;
    border: none;
    background-color: #007bff;
    color: white;
    border-radius: 5px;
    cursor: pointer;
}

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