style fix

Html/apps/templates/index.html

@@ -10,6 +10,24 @@
     {% include 'navbar.html' %}
 
     <main>
+        <section class="search-section">
+            <div class="container">
+                <div class="row justify-content-center">
+                    <div class="col-lg-8">
+                        <div class="search-container">
+                            <div class="input-group">
+                                <input type="text" class="form-control form-control-lg" placeholder="搜索您感兴趣的课程...">
+                                <button class="btn btn-primary btn-lg" type="button">
+                                    <i class="fas fa-search me-1"></i> 搜索
+                                </button>
+                            </div>
+                        </div>
+                    </div>
+                </div>
+            </div>
+        </section>
+
+
         <div class="course-selection">
             <h2>课程列表</h2>
             <div class="course-list">