.chat-container {
    max-width: 800px;
    margin: 20px auto;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 10px;
}

.chat-history {
    height: 500px;
    overflow-y: auto;
    margin-bottom: 20px;
    padding: 10px;
    background: #f9f9f9;
    border-radius: 8px;
}

.message {
    margin: 10px 0;
    padding: 10px;
    border-radius: 5px;
}

.user-message {
    background: #e3f2fd;
    text-align: right;
}

.bot-message {
    background: #fff;
    text-align: left;
}

.input-area {
    display: flex;
    gap: 10px;
}

#user-input {
    flex: 1;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
}

#send-btn {
    padding: 10px 20px;
    background: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}