diff --git a/index.html b/index.html
index ec70ee8..8fc5bd8 100644
--- a/index.html
+++ b/index.html
@@ -1,85 +1,122 @@
 <!DOCTYPE html>
 <html lang="zh-CN">
+
 <head>
     <meta charset="UTF-8">
     <title>Dnomd343</title>
     <link rel="shortcut icon" href="favicon.ico">
-	<style>
-		html,
-		body {
-			background-color: #fff;
-			color: #636b6f;
-			font-family: 'Raleway';
-			font-weight: 100;
-			height: 100vh;
-			margin: 0;
-		}
-		.full-height {
-			height: 100vh;
-		}
-		.flex-center {
-			align-items: center;
-			display: flex;
-			justify-content: center;
-		}
-		.position-ref {
-			position: relative;
-		}
-		.top-right {
-			position: absolute;
-			right: 10px;
-			top: 18px;
-		}
-		.content {
-			text-align: center;
-		}
-		.title {
-			font-size: 84px;
-		}
-		.links > a {
-			color: #636b6f;
-			padding: 0 25px;
-			font-size: 12px;
-			font-weight: 600;
-			letter-spacing: .1rem;
-			text-decoration: none;
-		}
-		.m-b-md {
-			margin-bottom: 30px;
-		}
-		.title a img {
-			max-height: none!important;
-			width: 120px;
-			height: 120px;
-			overflow: hidden;
-			border-radius: 50%;
-			background: #FFF;
-			box-shadow: rgba(255,255,255,1) 0 0 0 5px, rgba(0,0,0,1) 0 0 5px 4px;
-			-webkit-transition: -webkit-transform 600ms;
-			-moz-transition: -moz-transform 600ms;
-			transition: transform 600ms;
-		}
-		.title a img:hover {
-			-webkit-transform: rotate(360deg);
-			-moz-transform: rotate(360deg);
-			transform: rotate(360deg);
-		}
-	</style>
+    <style>
+        html,
+        body {
+            background-color: #fff;
+            color: #636b6f;
+            font-family: 'Raleway';
+            font-weight: 100;
+            height: 100vh;
+            margin: 0;
+        }
+        
+        .full-height {
+            height: 100vh;
+        }
+        
+        .flex-center {
+            align-items: center;
+            display: flex;
+            justify-content: center;
+        }
+        
+        .position-ref {
+            position: relative;
+        }
+        
+        .top-right {
+            position: absolute;
+            right: 10px;
+            top: 18px;
+        }
+        
+        .content {
+            text-align: center;
+        }
+        
+        .title {
+            font-size: 84px;
+        }
+        
+        .links>a {
+            color: #636b6f;
+            padding: 0 25px;
+            font-size: 12px;
+            font-weight: 600;
+            letter-spacing: .1rem;
+            text-decoration: none;
+        }
+        
+        .m-b-md {
+            margin-bottom: 30px;
+        }
+        
+        .title a img {
+            max-height: none!important;
+            width: 120px;
+            height: 120px;
+            overflow: hidden;
+            border-radius: 50%;
+            background: #FFF;
+            box-shadow: rgba(255, 255, 255, 1) 0 0 0 5px, rgba(0, 0, 0, 1) 0 0 5px 4px;
+            -webkit-transition: -webkit-transform 600ms;
+            -moz-transition: -moz-transform 600ms;
+            transition: transform 600ms;
+        }
+        
+        .title a img:hover {
+            -webkit-transform: rotate(360deg);
+            -moz-transform: rotate(360deg);
+            transform: rotate(360deg);
+        }
+        
+        .ICP {
+            position: absolute;
+            left: 0px;
+            right: 0px;
+            bottom: 20px;
+            text-align: center;
+        }
+        
+        .ICP a {
+            text-decoration: none;
+            color: #636b6f;
+            padding: 0 25px;
+            font-size: 12px;
+            font-weight: 600;
+        }
+        
+        .ICP a:hover {
+            color: #343;
+        }
+    </style>
 </head>
+
 <body>
-	<div class="flex-center position-ref full-height">
-		<div class="content">
-			<div class="title m-b-md">
-				<a href="/">
-					<img src="dnomd343.jpg" alt="dnomd343">
-				</a>
-			</div>
-			<div class="links">
-				<a target="_blank" href="https://www.zhihu.com/people/lin-ju-cong">知乎</a>
-				<a target="_blank" href="https://space.bilibili.com/32477702">哔哩哔哩</a>
-				<a target="_blank" href="https://github.com/dnomd343">GitHub</a>
-			</div>
-		</div>
-	</div>
+    <div class="flex-center position-ref full-height">
+        <div class="content">
+            <div class="title m-b-md">
+                <a href="/">
+                    <img src="dnomd343.jpg" alt="dnomd343">
+                </a>
+            </div>
+            <div class="links">
+                <a target="_blank" href="https://www.zhihu.com/people/lin-ju-cong">知乎</a>
+                <a target="_blank" href="https://space.bilibili.com/32477702">哔哩哔哩</a>
+                <a target="_blank" href="https://github.com/dnomd343">GitHub</a>
+            </div>
+            <div class="ICP">
+                <a target="_blank" href="http://www.beian.miit.gov.cn/">粤ICP备20041813号</a>
+            </div>
+        </div>
+
+    </div>
 </body>
+
 </html>
\ No newline at end of file
