💄 UI: 前端优化调整

resource/template/dashboard/error.html

@@ -1,7 +1,7 @@
 {{define "dashboard/error"}}
 {{template "common/header" .}}
-<div class="login-form">
-    <div class="ui middle aligned center aligned grid">
+<div class="login nb-container">
+    <div class="ui center aligned grid">
         <div class="column">
             <h2 class="ui teal image header">
                 <img src="/static/logo.png" class="image">