diff --git a/Assets/Res/ui/homepage/消息详情.prefab b/Assets/Res/ui/homepage/消息详情.prefab
index fa0c868..776ede2 100644
--- a/Assets/Res/ui/homepage/消息详情.prefab
+++ b/Assets/Res/ui/homepage/消息详情.prefab
@@ -240,7 +240,7 @@ MonoBehaviour:
     m_Left: 0
     m_Right: 0
     m_Top: 0
-    m_Bottom: 0
+    m_Bottom: 30
   m_ChildAlignment: 1
   m_Spacing: 45
   m_ChildForceExpandWidth: 1
diff --git a/Assets/Scripts/UI/Pages/SelfPage/DeviceTeachingPage.cs b/Assets/Scripts/UI/Pages/SelfPage/DeviceTeachingPage.cs
index fe6c7c7..ab550c6 100644
--- a/Assets/Scripts/UI/Pages/SelfPage/DeviceTeachingPage.cs
+++ b/Assets/Scripts/UI/Pages/SelfPage/DeviceTeachingPage.cs
@@ -13,9 +13,6 @@ namespace Kill.UI.Pages
         public GameObject videoPlane;
         public VideoCtrl videoCtrl;
         public List<DeviceTeachingVideo> deviceTeachingVideos;
-        private void Start() {
-            Init(null);
-        }
         public void Init(Action callback)
         {
             this.callback=callback;