diff --git a/SwiftProject/SwiftProject.xcworkspace/xcuserdata/aaa.xcuserdatad/UserInterfaceState.xcuserstate b/SwiftProject/SwiftProject.xcworkspace/xcuserdata/aaa.xcuserdatad/UserInterfaceState.xcuserstate
index 0d52088..2c1de3f 100644
Binary files a/SwiftProject/SwiftProject.xcworkspace/xcuserdata/aaa.xcuserdatad/UserInterfaceState.xcuserstate and b/SwiftProject/SwiftProject.xcworkspace/xcuserdata/aaa.xcuserdatad/UserInterfaceState.xcuserstate differ
diff --git a/SwiftProject/SwiftProject/ExternalScreen/ZZHExternalViewController.swift b/SwiftProject/SwiftProject/ExternalScreen/ZZHExternalViewController.swift
index 9d4d0b1..2d0ecbb 100644
--- a/SwiftProject/SwiftProject/ExternalScreen/ZZHExternalViewController.swift
+++ b/SwiftProject/SwiftProject/ExternalScreen/ZZHExternalViewController.swift
@@ -20,10 +20,10 @@ class ZZHExternalViewController: UIViewController {
         imageView?.image = UIImage(named: "loading")
         imageView?.contentMode = .scaleAspectFit
         self.view .addSubview(imageView!)
-        imageView?.snp.makeConstraints({ make in
-            make.left.top.right.bottom.equalTo(0)
-        })
-//        imageView?.transform = CGAffineTransform(rotationAngle: -.pi / 2)
+//        imageView?.snp.makeConstraints({ make in
+//            make.left.top.right.bottom.equalTo(0)
+//        })
+        imageView?.backgroundColor = .clear
         
         
         playerLayer = AVPlayerLayer()
@@ -31,12 +31,14 @@ class ZZHExternalViewController: UIViewController {
         if let externalScreen = UIScreen.screens.first(where: { $0 != UIScreen.main }) {
             let externalScreenSize = externalScreen.bounds.size
             playerLayer!.frame = CGRectMake(-externalScreenSize.width*0.5, -externalScreenSize.height*0.5, externalScreenSize.width*2, externalScreenSize.height*2)
+            
+            imageView?.frame = CGRectMake(-externalScreenSize.width*0.5, -externalScreenSize.height*0.5, externalScreenSize.width*2, externalScreenSize.height*2)
             print("外接屏幕的尺寸是: \(externalScreenSize)")
         } else {
             print("没有发现外接屏幕")
         }
         self.view.layer.addSublayer(playerLayer!)
-        self.view.backgroundColor = .orange
+        self.view.backgroundColor = .clear
     }
     
     override func viewWillLayoutSubviews() {