diff --git a/public/images/background/background.png b/public/images/background/background.png
index fabd9b7..3722673 100644
Binary files a/public/images/background/background.png and b/public/images/background/background.png differ
diff --git a/src/components/content/tunnelScene/sceneClass/demo.js b/src/components/content/tunnelScene/sceneClass/demo.js
index a896e2c..8e22cb9 100644
--- a/src/components/content/tunnelScene/sceneClass/demo.js
+++ b/src/components/content/tunnelScene/sceneClass/demo.js
@@ -41,13 +41,13 @@ export default class Demo {
     this.camera = new this.THREE.PerspectiveCamera(
       75,
       window.innerWidth / window.innerHeight,
-      0.1,
+      1,
       1000
     );
 
-    this.camera.position.z = 130;
-    this.camera.position.y = 35;
-    this.camera.position.x = 40;
+    this.camera.position.z = -60;
+    this.camera.position.y = 20;
+    this.camera.position.x = -30;
 
     this.camera.lookAt(0, 0, 1000);
     // 初始化渲染器
@@ -73,6 +73,7 @@ export default class Demo {
     // 轨道控制器更新
     if (this.orbitControls) {
       this.orbitControls.update();
+      // console.log(this.camera.position);
     }
 
     // 摄像头移动动画