body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    margin: 0;
    padding: 0;
}

#chat-container {
    width: 400px;
    margin: 50px auto;
}

#chat-box {
    border: 1px solid #ccc;
    background-color: white;
    padding: 20px;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    height: 500px;
}

#messages {
    flex-grow: 1;
    overflow-y: auto;
    margin-bottom: 10px;
    padding-right: 10px;
}

#input-container {
    display: flex;
}

#chat-input {
    flex-grow: 1;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

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

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