diff --git a/Html/apps/templates/index.html b/Html/apps/templates/index.html
index ade7641..2a717ec 100644
--- a/Html/apps/templates/index.html
+++ b/Html/apps/templates/index.html
@@ -1,8 +1,9 @@
 <!DOCTYPE html>
 <html lang="zh">
+
 <head>
-  <meta charset="UTF-8">
-  <title>课程选择主页</title>
+    <meta charset="UTF-8">
+    <title>课程选择主页</title>
     <script src="/static/cdnback/jquery.min.js"></script>
 
     <link href="/static/cdnback/bootstrap.min.css" rel="stylesheet">
@@ -12,6 +13,7 @@
     <script src="/static/cdnback/js/bootstrap.bundle.min.js"></script>
     <link rel="stylesheet" href="/static/css/index.css">
 </head>
+
 <body>
     {% include 'navbar.html' %}
 
@@ -38,7 +40,7 @@
             <h2>课程列表</h2>
             <div class="course-cards" id="course-cards">
                 {% for course in courses_data %}
-                            <!-- <div class="course-card" onclick="show_course_details('{{ course._id }}')">
+                <!-- <div class="course-card" onclick="show_course_details('{{ course._id }}')">
                                 <img src="{{ course.image_url }}" alt="{{ course.course_name }}">
                                 <h3>{{ course.name }}</h3>
                                 <p>{{ course.description }}</p>
@@ -49,10 +51,9 @@
                                 {% endif %}
                             </div> -->
 
-                            <div class="col-md-6 col-lg-4">
+                <div class="col-md-6 col-lg-4">
                     <div class="course-card card h-100" onclick="openCourseProgress('{{course._id}}')">
-                        <img src="{{course.image_url}}"
-                            class="course-img" alt="课程封面">
+                        <img src="{{course.image_url}}" class="course-img" alt="课程封面">
                         <div class="card-body d-flex flex-column">
                             <span class="course-category">算法设计</span>
                             <h5 class="course-title">{{course.name}}</h5>
@@ -62,11 +63,15 @@
                                 <span class="course-rating"><i class="fas fa-star"></i> 4.7</span>
                             </div>
                             <div class="mt-auto d-grid gap-2 d-md-flex">
-                                <button class="btn btn-view flex-fill" onclick="btn_view(event,'{{course._id}}')"><i class="far fa-eye me-1"></i> 课程</button>
+                                <button class="btn btn-view flex-fill" onclick="btn_view(event,'{{course._id}}')"><i
+                                        class="far fa-eye me-1"></i> 课程</button>
                                 {% if course._id in selected_courses %}
-                                    <button class="btn btn-process flex-fill selected-button"  data-course-id="{{course._id}}">已选课</button>
+                                <button class="btn btn-process flex-fill selected-button"
+                                    data-course-id="{{course._id}}">已选课</button>
                                 {% else %}
-                                    <button class="btn btn-process flex-fill select-button" onclick="on_click_select_course(event)" data-course-id="{{course._id}}">选择课程</button>
+                                <button class="btn btn-process flex-fill select-button"
+                                    onclick="on_click_select_course(event)"
+                                    data-course-id="{{course._id}}">选择课程</button>
                                 {% endif %}
 
                             </div>
@@ -74,13 +79,13 @@
                     </div>
                 </div>
                 {% endfor %}
-                
+
             </div>
         </div>
     </main>
 
 
-  {% include 'footer-brief.html' %}
+    {% include 'footer-brief.html' %}
 </body>
 <script>
     window.appData = {
@@ -88,5 +93,6 @@
     }
 </script>
 <script src="/static/js/index.js"></script>
-</html>
+<script src="/static/js/dashboard.js"></script>
 
+</html>
\ No newline at end of file
