diff --git a/src/Main.ts b/src/Main.ts
index ffbe819..b896ae4 100644
--- a/src/Main.ts
+++ b/src/Main.ts
@@ -1,4 +1,3 @@
-import { respath } from "./constants/respath"
 import { DCManager } from "./models/DCManager"
 import { LevelManager } from "./models/LevelManager"
 import { ResourceManager } from "./models/ResourceManager"
diff --git a/src/models/UIManager.ts b/src/models/UIManager.ts
index ddec519..dcab786 100644
--- a/src/models/UIManager.ts
+++ b/src/models/UIManager.ts
@@ -186,26 +186,32 @@ export class UIManager extends Laya.Script {
   }
 
   public loadGamePauseUI(doStage: DOStage): void {
+    this.mask.visible = true
     Laya.loader.load(respath.gamepause_ui_res()).then((go) => {
       const prefab = go.create()
       const ui = this.getUIRoot().addChild(prefab).getComponent(GamePause)
       ui.onSetStageInfo(doStage)
+      this.mask.visible = false
     })
   }
 
   public loadGameOverUI(doStage: DOStage): void {
+    this.mask.visible = true
     Laya.loader.load(respath.gameover_ui_res()).then((go) => {
       const prefab = go.create()
       const ui = this.getUIRoot().addChild(prefab).getComponent(GameOver)
       ui.onSetStageInfo(doStage)
+      this.mask.visible = false
     })
   }
 
   public loadGameDoneUI(isClassic: boolean, doStage: DOStage): void {
+    this.mask.visible = true
     Laya.loader.load(respath.gamedone_ui_res(isClassic)).then((go) => {
       const prefab = go.create()
       const ui = this.getUIRoot().addChild(prefab).getComponent(GameDone)
       ui.onSetStageInfo(doStage)
+      this.mask.visible = false
     })
   }
 }