<div class="mdui-typo-headline">
   验证邮箱
  </div>
  <br />
  <br />
  <form action="/settings/check" method="POST">
   <div class="mdui-textfield">
    <i class="mdui-icon material-icons">code</i>
    <label class="mdui-textfield-label">验证码</label>
    <input class="mdui-textfield-input" type="number" name="code" />
    <div class="mdui-textfield-helper">
     输入发送到新邮箱的验证代码
    </div>
   </div>
   <br />
   <button type="submit" class="mdui-btn mdui-btn-raised mdui-ripple mdui-color-theme-accent">验证并修改邮箱</button>
  </form>
