diff --git a/Bootstrap.Client/Views/Home/Index.cshtml b/Bootstrap.Client/Views/Home/Index.cshtml
index 30d754fe..42654124 100644
--- a/Bootstrap.Client/Views/Home/Index.cshtml
+++ b/Bootstrap.Client/Views/Home/Index.cshtml
@@ -13,8 +13,8 @@
 <p>点击右上角登录信息下拉菜单中的设置按钮进入 <b>后台管理</b> 或者 <b><a href="@Model.SettingsUrl">直接进入</a></b></p>
 <p class="text-danger"><b>由于本系统为演示系统，内部对一些敏感操作进行了限制操作，如一些特殊用户不能删除。</b></p>
 <p>
-    <button id="btnCaptcha" class="btn btn-success"><i class="fa fa-send-o"></i><span>点击我出现行为验证码</span></button>
-    <div class="card d-none" style="padding: 10px; height: 222px;">
+    <button id="btnCaptcha" class="btn btn-success ml-2 ml-md-0"><i class="fa fa-send-o"></i><span>点击我出现行为验证码</span></button>
+    <div class="card d-none ml-2 ml-md-0" style="padding: 10px; height: 222px;">
         <div id="captcha" data-imageLibUrl="@Model.ImageLibUrl"></div>
     </div>
 </p>
\ No newline at end of file
diff --git a/Bootstrap.Client/wwwroot/js/index.js b/Bootstrap.Client/wwwroot/js/index.js
index 4baf010e..57082259 100644
--- a/Bootstrap.Client/wwwroot/js/index.js
+++ b/Bootstrap.Client/wwwroot/js/index.js
@@ -20,6 +20,7 @@
 
     $('#btnCaptcha').on('click', function () {
         $('#captcha').parent().addClass('d-inline-block');
+        $.footer();
     });
 
     $.footer();