diff --git a/src/main/java/com/monkeyk/sos/config/WebSecurityConfigurer.java b/src/main/java/com/monkeyk/sos/config/WebSecurityConfigurer.java
index 4fadcfc..b5c5815 100644
--- a/src/main/java/com/monkeyk/sos/config/WebSecurityConfigurer.java
+++ b/src/main/java/com/monkeyk/sos/config/WebSecurityConfigurer.java
@@ -66,7 +66,7 @@ public class WebSecurityConfigurer {
             formLoginConfigurer
                     .loginPage("/login")
                     .loginProcessingUrl("/signin")
-                    .failureUrl("/login?error=1")
+                    .failureUrl("/login?error_failed=true")
 //                    .defaultSuccessUrl("/")
                     .usernameParameter("oidc_user")
                     .passwordParameter("oidcPwd");
diff --git a/src/main/resources/templates/clientdetails/test_client.html b/src/main/resources/templates/clientdetails/test_client.html
index 8d0c9e2..bfaadd7 100644
--- a/src/main/resources/templates/clientdetails/test_client.html
+++ b/src/main/resources/templates/clientdetails/test_client.html
@@ -57,7 +57,7 @@
                         <code>用 'code' 换取 'access_token'</code>
                         <br/>
                         输入第一步获取的code: <input type="text" name="code" value="" ng-model="code"
-                                             required="required"/>
+                                             required="required" size="70"/>
                         <br/>
 
                         <form th:action="@{/oauth2/token}" th:method="post" target="_blank">
diff --git a/src/main/resources/templates/login.html b/src/main/resources/templates/login.html
index df1f3a3..4c476ab 100644
--- a/src/main/resources/templates/login.html
+++ b/src/main/resources/templates/login.html
@@ -44,9 +44,9 @@
                         <div class="col-sm-9">
                             <input type="submit" value="Login" class="btn btn-primary"/>
 
-                            <span th:if="${param.get('error') == 2}"
+                            <span th:if="${param.access_denied}"
                                   class="label label-danger">Access denied !!!</span>
-                            <span th:if="${param.error == 1}"
+                            <span th:if="${param.error_failed}"
                                   class="label label-danger">Authentication Failure</span>
                         </div>
                     </div>