diff --git a/index-draco.html b/index-draco.html
index 5689e5e33afcb4a7578df3c3df7a3e6b6032ee5f..4b574d65648a543ddfd9e048de0ddf20ba98a239 100644
--- a/index-draco.html
+++ b/index-draco.html
@@ -2,13 +2,49 @@
 <html lang="en">
 
 <head>
-	<title>three.js webgl - glTF 2.0 - variants</title>
+	<title>鸿星尔克720°展厅——Three.js</title>
 	<meta charset="utf-8">
 	<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
 	<link type="text/css" rel="stylesheet" href="https://cdn.jsdelivr.net/gh/mrdoob/three.js@r130/examples/main.css">
+	<style>
+.github-corner:hover .octo-arm {
+  animation: octocat-wave 560ms ease-in-out;
+}
+@keyframes octocat-wave {
+  0%,
+  100% {
+    transform: rotate(0);
+  }
+  20%,
+  60% {
+    transform: rotate(-25deg);
+  }
+  40%,
+  80% {
+    transform: rotate(10deg);
+  }
+}
+@media (max-width: 500px) {
+  .github-corner:hover .octo-arm {
+    animation: none;
+  }
+  .github-corner .octo-arm {
+    animation: octocat-wave 560ms ease-in-out;
+  }
+}
+	</style>
+	<script>
+		var _hmt = _hmt || [];
+		(function() {
+		  var hm = document.createElement("script");
+		  hm.src = "https://hm.baidu.com/hm.js?88edae91c0d9f3d77df7ee6685d66f08";
+		  var s = document.getElementsByTagName("script")[0]; 
+		  s.parentNode.insertBefore(hm, s);
+		})();
+	  </script>
 </head>
 
-<body>
+<body><a href="https://github.com/hua1995116/npm-stat" class="github-corner"><svg width="80" height="80" viewBox="0 0 250 250" style="fill: rgb(34, 34, 34); color: rgb(255, 255, 255); position: absolute; top: 0px; border: 0px; right: 0px;"><path d="M0,0 L115,115 L130,115 L142,142 L250,250 L250,0 Z"></path><path d="M128.3,109.0 C113.8,99.7 119.0,89.6 119.0,89.6 C122.0,82.7 120.5,78.6 120.5,78.6 C119.2,72.0 123.4,76.3 123.4,76.3 C127.3,80.9 125.5,87.3 125.5,87.3 C122.9,97.6 130.6,101.9 134.4,103.2" fill="currentColor" class="octo-arm" style="transform-origin: 130px 106px;"></path><path d="M115.0,115.0 C114.9,115.1 118.7,116.5 119.8,115.4 L133.7,101.6 C136.9,99.2 139.9,98.4 142.2,98.6 C133.8,88.0 127.5,74.4 143.8,58.0 C148.5,53.4 154.0,51.2 159.7,51.0 C160.3,49.4 163.2,43.6 171.4,40.1 C171.4,40.1 176.1,42.5 178.8,56.2 C183.1,58.6 187.2,61.8 190.9,65.4 C194.5,69.0 197.7,73.2 200.1,77.6 C213.8,80.2 216.3,84.9 216.3,84.9 C212.7,93.1 206.9,96.0 205.4,96.6 C205.1,102.4 203.0,107.8 198.3,112.5 C181.9,128.9 168.3,122.5 157.7,114.1 C157.9,116.9 156.7,120.9 152.7,124.9 L141.0,136.5 C139.8,137.7 141.6,141.9 141.8,141.8 Z" fill="currentColor" class="octo-body"></path></svg></a>
 	<script type="module">
 
 		import * as THREE from 'https://cdn.jsdelivr.net/npm/three@0.129.0/build/three.module.js';
@@ -31,12 +67,10 @@
 			camera.position.set(0, 1.5, -30.0);
 
 			scene = new THREE.Scene();
-			setTimeout(() => {
-				// 设置灯光
-				const directionalLight = new THREE.AmbientLight(0xffffff, 4);
-				scene.add(directionalLight);
-				directionalLight.position.set(2, 5, 5);
-			}, 3000);
+			// 设置灯光
+			const directionalLight = new THREE.AmbientLight(0xffffff, 4);
+			scene.add(directionalLight);
+			directionalLight.position.set(2, 5, 5);
 			// 加载模型
 			const gltfloader = new GLTFLoader();
 			const draco = new DRACOLoader();