body {
    font-family: Arial, sans-serif;
}
#chat-container {
    max-width: 900px;
    margin: 20px auto;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 10px;
    background: #f9f9f9;
}
#chat-box {
    height: 600px;
    overflow-y: auto;
    padding: 10px;
    border-bottom: 1px solid #ccc;
}
.message {
    padding: 8px;
    margin: 5px 0;
    border-radius: 5px;
}
.user {
    background-color: #cce5ff;
    text-align: right;
}
.bot {
    background-color: #f1f1f1;
}