#ai-chat-container{border:1px solid #ccc;border-radius:8px;padding:16px;max-width:600px;margin:20px auto}#chat-messages{height:300px;overflow-y:auto;margin-bottom:16px;padding:8px}.message{margin-bottom:12px;padding:8px 12px;border-radius:8px}.message.user{background-color:#007bff;color:#fff;text-align:right}.message.ai{background-color:#f0f0f0;color:#333}#user-input{width:calc(100% - 80px);padding:8px;margin-right:8px}#send-btn{padding:8px 16px;background-color:#007bff;color:#fff;border:none;border-radius:4px;cursor:pointer}