fix ui.

index.html

@@ -4,15 +4,10 @@
     <meta charset="UTF-8" />
     <link rel="shortcut icon" href="/public/website/favicon.ico">
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-    <title>OJ</title>
+    <title>徐越的判题狗</title>
     <script>
       this.globalThis || (this.globalThis = window)
     </script>
-    <style>
-      body {
-        height: 100vh;
-      }
-    </style>
   </head>
   <body>
     <div id="app"></div>