diff --git a/dsLightRag/static/YunXiao/physics_quiz.html b/dsLightRag/static/YunXiao/physics_quiz.html
index 3b0bd0de..2628ae0b 100644
--- a/dsLightRag/static/YunXiao/physics_quiz.html
+++ b/dsLightRag/static/YunXiao/physics_quiz.html
@@ -164,15 +164,64 @@
             display: none;
         }
 
-        .navigation-section {
-            text-align: center;
-            margin: 20px 0;
-            padding: 15px;
-            background-color: #f5f5f5;
-            border-radius: 8px;
+        .navigation-section { 
+            text-align: center; 
+            margin: 20px 0; 
+            padding: 20px; 
+            background-color: #f5f5f5; 
+            border-radius: 8px; 
             display: none;
         }
 
+        #next-btn {
+            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
+            color: white;
+            border: none;
+            padding: 15px 40px;
+            border-radius: 30px;
+            cursor: pointer;
+            font-size: 18px;
+            font-weight: bold;
+            text-transform: uppercase;
+            letter-spacing: 1px;
+            transition: all 0.3s ease;
+            box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
+            position: relative;
+            overflow: hidden;
+        }
+
+        #next-btn:before {
+            content: '';
+            position: absolute;
+            top: 0;
+            left: -100%;
+            width: 100%;
+            height: 100%;
+            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
+            transition: all 0.5s ease;
+        }
+
+        #next-btn:hover:before {
+            left: 100%;
+        }
+
+        #next-btn:hover {
+            transform: translateY(-3px);
+            box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
+        }
+
+        #next-btn:active {
+            transform: translateY(-1px);
+            box-shadow: 0 3px 10px rgba(102, 126, 234, 0.4);
+        }
+
+        .navigation-message {
+            font-size: 16px;
+            color: #333;
+            margin-bottom: 20px;
+            line-height: 1.6;
+        }
+
         .submit-section {
             text-align: center;
             margin-top: 40px;