diff --git a/src/components/TopicDetail/TopicDetailAI.tsx b/src/components/TopicDetail/TopicDetailAI.tsx
index a853c7ac9..7af6b6b49 100644
--- a/src/components/TopicDetail/TopicDetailAI.tsx
+++ b/src/components/TopicDetail/TopicDetailAI.tsx
@@ -1,3 +1,4 @@
+import '../GenerateCourse/AICourseLessonChat.css';
 import { useQuery } from '@tanstack/react-query';
 import {
   useState,