body {
    font-family: Arial, sans-serif;
}

.chat-container {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

.chat-box {
    height: 400px;
    border: 1px solid #ccc;
    overflow-y: scroll;
    padding: 10px;
}

#message-input {
    width: 80%;
    padding: 5px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

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