body {
    font-family: Arial, sans-serif;
    text-align: center;
    margin: 0;
    padding: 0;
}

header {
    background-color: #4CAF50;
    color: white;
    padding: 1em 0;
}

main {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 80vh;
}

.chat-container {
    display: flex;
    flex-direction: row;
    align-items: center;
}

.chatbox {
    margin-right: 20px;
}

#userInput {
    width: 300px;
    padding: 10px;
}

#sendBtn {
    padding: 10px;
    margin-left: 10px;
}

.avatar-container {
    position: relative;
}

#responseBubble {
    position: absolute;
    top: -50px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #f1f1f1;
    padding: 10px;
    border-radius: 5px;
    display: none;
}