diff --git a/index.html b/index.html
index 717c2e2..cd25241 100644
--- a/index.html
+++ b/index.html
@@ -148,7 +148,7 @@ <h1 class="title is-1 publication-title">SLR: Learning Quadruped Locomotion with
                 muted
                 preload
                 playsinline height="100%">
-      <source src="./static/videos/main.mp4"
+      <source src="./static/videos/main_noauthor.mp4"
                 type="video/mp4">
       </video>
       <div>
@@ -203,38 +203,32 @@ <h3 class="title is-4">Training Framework</h3>
   </div>
 </section>
 
+
 <section class="section">
   <div class="container is-max-desktop">
-    <h3 class="title is-4">Tunnel through vegetation</h3>
+
+    <h3 class="title is-4">Ascend and descend mountain</h3>
     <div class="columns is-centered">
+
       <div class="column">
         <div class="content">
-          <video id="dollyzoom1" autoplay controls muted loop playsinline height="100%">
-            <source src="./static/videos/veg.mp4" type="video/mp4">
+          <video id="ours-body" autoplay controls muted loop playsinline height="100%">
+            <source src="./static/videos/up_mountain.mp4" type="video/mp4">
           </video>
         </div>
       </div>
-    </div> <!-- 这里添加了关闭标签 -->
-  </div>
-</section>
 
-<section class="section">
-  <div class="container is-max-desktop">
-    <h3 class="title is-4">Climb up the mountain steps</h3>
-    <div class="columns is-centered">
       <div class="column">
         <div class="content">
-          <video id="dollyzoom2" autoplay controls muted loop playsinline height="100%">
-            <source src="./static/videos/up_mountain.mp4" type="video/mp4">
+          <video id="ours-body-leg" autoplay controls muted loop playsinline height="100%">
+            <source src="./static/videos/down_mountain.mp4" type="video/mp4">
           </video>
         </div>
       </div>
-    </div>
+
   </div>
 </section>
 
-
-
 <section class="section">
   <div class="container is-max-desktop">
 
@@ -277,7 +271,7 @@ <h3 class="title is-4">Apply anti-disturbance to the robot</h3>
       <div class="column">
         <div class="content">
           <video id="mpc" autoplay controls muted loop playsinline height="100%">
-            <source src="./static/videos/kick.mp4" type="video/mp4">
+            <source src="./static/videos/kickdog.mp4" type="video/mp4">
           </video>
         </div>
       </div>
@@ -285,17 +279,30 @@ <h3 class="title is-4">Apply anti-disturbance to the robot</h3>
   </div>
 </section>
 
+
+
+
+
+
+
 <section class="section">
   <div class="container is-max-desktop">
 
-    <h3 class="title is-4">Walk on the grassy slope</h3>
+    <h3 class="title is-4">Navigate over challenging rocks</h3>
     <div class="columns is-centered">
       <!-- Visual Effects. -->
       <div class="column">
         <div class="content">
-          <video id="dollyzoom" autoplay controls muted loop playsinline height="100%">
-            <source src="./static/videos/climb_grass_slope.mp4"
-                    type="video/mp4">
+          <video id="ours-body" autoplay controls muted loop playsinline height="100%">
+            <source src="./static/videos/rock.mp4" type="video/mp4">
+          </video>
+        </div>
+      </div>
+      
+      <div class="column">
+        <div class="content">
+          <video id="ours-body-leg" autoplay controls muted loop playsinline height="100%">
+            <source src="./static/videos/rock2.mp4" type="video/mp4">
           </video>
         </div>
       </div>
@@ -304,18 +311,16 @@ <h3 class="title is-4">Walk on the grassy slope</h3>
 
 <section class="section">
   <div class="container is-max-desktop">
-
-    <h3 class="title is-4">Navigate over challenging rocks</h3>
+    <h3 class="title is-4">Tunnel through vegetation</h3>
     <div class="columns is-centered">
-      <!-- Visual Effects. -->
       <div class="column">
         <div class="content">
-          <video id="dollyzoom" autoplay controls muted loop playsinline height="100%">
-            <source src="./static/videos/rock.mp4"
-                    type="video/mp4">
+          <video id="dollyzoom1" autoplay controls muted loop playsinline height="100%">
+            <source src="./static/videos/veg.mp4" type="video/mp4">
           </video>
         </div>
       </div>
+    </div> <!-- 这里添加了关闭标签 -->
   </div>
 </section>
 
diff --git a/static/videos/down_mountain.mp4 b/static/videos/down_mountain.mp4
index 842da36..18bef3f 100644
Binary files a/static/videos/down_mountain.mp4 and b/static/videos/down_mountain.mp4 differ
diff --git a/static/videos/kickdog.mp4 b/static/videos/kickdog.mp4
index 64996c7..91c89c7 100644
Binary files a/static/videos/kickdog.mp4 and b/static/videos/kickdog.mp4 differ
diff --git a/static/videos/rock2.mp4 b/static/videos/rock2.mp4
new file mode 100644
index 0000000..4fa5b95
Binary files /dev/null and b/static/videos/rock2.mp4 differ