diff --git a/common/templates/login.html b/common/templates/login.html
index 15af003f17..1e99b0fa92 100644
--- a/common/templates/login.html
+++ b/common/templates/login.html
@@ -50,19 +50,25 @@ <h4 class="modal-title" id="myModalLabel">注册账号</h4>
             </div>
             <div class="modal-body">
                 <div class="form-group">
-                    <input type="text" class="form-control" id="username" placeholder="用户名">
+                    <input type="text" autocomplete="off"
+                           class="form-control" id="username" placeholder="用户名">
                 </div>
                 <div class="form-group">
-                    <input type="text" class="form-control" id="display" placeholder="中文名">
+                    <input type="text" autocomplete="off"
+                           class="form-control" id="display" placeholder="中文名">
                 </div>
                 <div class="form-group">
-                    <input type="text" class="form-control" id="email" placeholder="邮箱">
+                    <input type="text" autocomplete="off"
+                           class="form-control" id="email" placeholder="邮箱">
                 </div>
                 <div class="form-group">
-                    <input type="password" class="form-control" id="password" placeholder="密码">
+                    <input type="password"
+                           class="form-control" id="password" placeholder="密码">
                 </div>
                 <div class="form-group">
-                    <input type="password" class="form-control" id="password2" placeholder="密码确认">
+                    <input type="password"
+                           class="form-control" autocomplete="new-password" id="password2"
+                           placeholder="密码确认">
                 </div>
 
                 <div class="form-group">
@@ -70,7 +76,7 @@ <h4 class="modal-title" id="myModalLabel">注册账号</h4>
             </div>
             <div class="modal-footer">
                 <button type="button" class="btn btn-default" data-dismiss="modal">取消</button>
-                <button id="btnSign" type="submit" class="btn btn-success">确认提交</button>
+                <button id="btnSign" type="submit" class="btn btn-success">注册</button>
             </div>
         </div>
     </div>
@@ -142,11 +148,12 @@ <h4 class="modal-title" id="myModalLabel">
     $(document).ready(function () {
         $(document).keydown(function (event) {
             //keycode==13为回车键
-            if (event.keyCode == 13) {
+            console.log($("#sign-up").css("display"))
+            if (event.keyCode === 13 && $("#sign-up").css("display") === 'none') {
                 $('#btnLogin').addClass('disabled');
                 $('#btnLogin').prop('disabled', true);
-                username = $('#inputUsername').val();
-                password = $('#inputPassword').val();
+                let username = $('#inputUsername').val();
+                let password = $('#inputPassword').val();
                 authenticateUser(username, password);
             }
         });
diff --git a/sql/templates/data_dictionary.html b/sql/templates/data_dictionary.html
index 4ebc0e6120..927c6577f6 100644
--- a/sql/templates/data_dictionary.html
+++ b/sql/templates/data_dictionary.html
@@ -26,7 +26,7 @@
     </table>
 
     <div class="modal fade" id="showModal">
-        <div class="modal-dialog" style="width:70%;">
+        <div class="modal-dialog modal-lg">
             <div class="modal-content">
                 <div class="modal-header">
                     <button type="button" class="close" data-dismiss="modal"><span