diff --git a/assets/resources/Stage.lh b/assets/resources/Stage.lh
index 1743c70..171a62f 100644
--- a/assets/resources/Stage.lh
+++ b/assets/resources/Stage.lh
@@ -21,6 +21,9 @@
       "btn_pause": {
         "_$ref": "qfuij2yw"
       },
+      "obj_mask": {
+        "_$ref": "n15hk529"
+      },
       "label_score": {
         "_$ref": "zgzyqyoc"
       },
@@ -45639,6 +45642,37 @@
           ]
         }
       ]
+    },
+    {
+      "_$id": "n15hk529",
+      "_$type": "Box",
+      "name": "mask",
+      "width": 1080,
+      "height": 1920,
+      "centerX": 0,
+      "centerY": 0,
+      "_$child": [
+        {
+          "_$id": "8214n7z0",
+          "_$type": "Sprite",
+          "name": "Sprite",
+          "width": 1080,
+          "height": 1920,
+          "alpha": 0.8,
+          "_gcmds": [
+            {
+              "_$type": "DrawRectCmd",
+              "x": 0,
+              "y": 0,
+              "width": 1,
+              "height": 1,
+              "percent": true,
+              "lineWidth": 1,
+              "fillColor": "rgba(245, 247, 251, 1)"
+            }
+          ]
+        }
+      ]
     }
   ]
 }
\ No newline at end of file
diff --git a/assets/resources/Stage_H.lh b/assets/resources/Stage_H.lh
index 93c6717..87737ef 100644
--- a/assets/resources/Stage_H.lh
+++ b/assets/resources/Stage_H.lh
@@ -23,6 +23,9 @@
       "btn_pause": {
         "_$ref": "a584gnqk"
       },
+      "obj_mask": {
+        "_$ref": "9y0dq6th"
+      },
       "label_score": {
         "_$ref": "dtn5odr9"
       },
@@ -45519,6 +45522,38 @@
           ]
         }
       ]
+    },
+    {
+      "_$id": "9y0dq6th",
+      "_$type": "Box",
+      "name": "mask",
+      "width": 1920,
+      "height": 960,
+      "visible": false,
+      "bottom": 0,
+      "centerX": 0,
+      "_$child": [
+        {
+          "_$id": "urbuggs2",
+          "_$type": "Sprite",
+          "name": "Sprite",
+          "width": 1920,
+          "height": 960,
+          "alpha": 0.8,
+          "_gcmds": [
+            {
+              "_$type": "DrawRectCmd",
+              "x": 0,
+              "y": 0,
+              "width": 1,
+              "height": 1,
+              "percent": true,
+              "lineWidth": 1,
+              "fillColor": "rgba(245, 247, 251, 1)"
+            }
+          ]
+        }
+      ]
     }
   ]
 }
\ No newline at end of file
diff --git a/src/views/Stage.ts b/src/views/Stage.ts
index 2e3a0f1..dd9cc64 100644
--- a/src/views/Stage.ts
+++ b/src/views/Stage.ts
@@ -23,6 +23,9 @@ export class Stage extends Laya.Script {
   @property(Laya.Button)
   public btn_pause: Laya.Button
 
+  @property(Laya.Box)
+  public obj_mask: Laya.Box
+
   @property(Laya.Label)
   public label_score: Laya.Label
 
@@ -140,6 +143,8 @@ export class Stage extends Laya.Script {
     this.btn_hint_ad = this.btn_hint.getChildByName("Image").getChildByName("ad") as Laya.Box
     this.btn_hint_label = this.btn_hint.getChildByName("Image").getChildByName("normal").getChildByName("label") as Laya.Label
 
+    this.obj_mask.visible = false
+    
     EventManager.getInstance().RegisterEvent(EVENT_TYPES.NOT_UPDATE_MISTAKE, Stage.EventUpdateMistake)
     EventManager.getInstance().RegisterEvent(EVENT_TYPES.NOT_UPDATE_PAUSE, Stage.EventUpdatePause)
   }
@@ -158,6 +163,7 @@ export class Stage extends Laya.Script {
   public static EventUpdatePause(arg: any): void {
     if (Stage._instance) {
       Stage._instance.paused = arg
+      Stage._instance.obj_mask.visible = arg
     }
   }