diff --git a/oauth/LDAP/LDAP.php b/oauth/LDAP/LDAP.php
index 8b7de1c..3d13cfe 100755
--- a/oauth/LDAP/LDAP.php
+++ b/oauth/LDAP/LDAP.php
@@ -154,7 +154,7 @@ class LDAP implements LDAPInterface
     */
     public function getDataForMattermost($ldap_base_dn, $ldap_filter, $ldap_bind_dn, $ldap_bind_pass, $ldap_search_attribute, $user)
     {
-        $attribute=array("cn","mail");
+        $attribute=array("cn","mail","displayName");
 
         if (!is_string($ldap_base_dn)) {
             throw new InvalidArgumentException('First argument to LDAP/getData must be the ldap base directory name (string). Ex: o=Company');
@@ -212,7 +212,9 @@ class LDAP implements LDAPInterface
             throw new Exception('An error has occured during ldap_get_values execution (complete name). Please check parameter of LDAP/getData.');
         }
 
-        return array("mail" => $mail[0], "cn" => $cn[0]);
+        $displayName = ldap_get_values($this->ldap_server, $data, "displayName");
+
+        return array("mail" => $mail[0], "cn" => $cn[0], "displayName" => $displayName[0]);
     }
 
     /*
diff --git a/oauth/index.php b/oauth/index.php
index a0b4fd3..9a7e804 100644
--- a/oauth/index.php
+++ b/oauth/index.php
@@ -41,7 +41,7 @@ else
      {
         messageShow($prompt_template, 'Username has incorrect format ... Please try again');
     }
-    elseif (strlen($_POST['password']) > 64 || strlen($_POST['password']) <= 7)
+    elseif (strlen($_POST['password']) > 64)
     {
         messageShow($prompt_template, 'Password has incorrect format ... Please try again');
     }
diff --git a/oauth/resource.php b/oauth/resource.php
index b378dd4..f2739b4 100755
--- a/oauth/resource.php
+++ b/oauth/resource.php
@@ -36,7 +36,7 @@ try {
     // Here is the patch for Mattermost 4.4 and newer. Gitlab has changed the JSON output of oauth service. Many data are not used by Mattermost, but there is a stack error if we delete them. That's the reason why date and many parameters are null or empty.
     $resp = array(
 	"id" => $assoc_id,
-	"name" => $data['cn'],
+	"name" => strlen($data['displayName']) > 0 ? $data['displayName'] : $data['cn'],
 	"username" => $user,
 	"state" => "active",
 	"avatar_url" => "",
diff --git a/oauth/style.css b/oauth/style.css
index 5f1f1d9..2ba5037 100644
--- a/oauth/style.css
+++ b/oauth/style.css
@@ -47,12 +47,12 @@ table {
 
 #form_icon img {
     width: 100%;
-    max-width: 450px;
+    max-width: 150px;
 }
 
 #form_icon_prompt img {
     width: 50%;
-    max-width: 350px;
+    max-width: 150px;
 }
 
 
@@ -63,7 +63,7 @@ table {
     justify-content: center;
     align-items: center;
     position: absolute;
-    transform: translate(-50%, 25%);
+    transform: translate(-50%, 8%);
 }
 
 /* Style input fields */
@@ -86,7 +86,7 @@ table {
     height: 60px;
 
     /* Make the borders more round */
-    border-radius: 12px;
+    border-radius: 5px;
     width: 100%;
 }
 
@@ -118,7 +118,7 @@ table {
     text-transform: capitalize;
     text-align: center;
     display: inline-block;
-    margin-top: 25%;
+    margin-top: 10%;
     margin-right: 2%;
     width: 50%;
 }