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

#container {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
}

#container {
    text-align: center;
}

#container img {
    display: inline-block;
    margin-bottom: 10px;
}

#message-box {
    border: 2px solid black;
    border-radius: 5px;
    padding: 10px;
    margin-bottom: 10px;
}

#input-area {
    display: flex;
    margin-top: 10px;
}

#input-field {
    flex: 1;
    padding: 5px;
    border: 1px solid black;
    border-radius: 5px;
}

#send-button {
    padding: 5px 10px;
    margin-left: 10px;
    border: none;
    background-color: #4CAF50;
    color: white;
    border-radius: 5px;
    cursor: pointer;
}

#send-button:disabled {
    background-color: #CCCCCC;
    cursor: not-allowed;
}