diff --git a/interface/web/login/login_as.php b/interface/web/login/login_as.php
index a17d5baff12a7eba281725162a480615595f148d..4b78c6c41b530b1a9a3b10842b53e9e12e6c084a 100644
--- a/interface/web/login/login_as.php
+++ b/interface/web/login/login_as.php
@@ -98,8 +98,8 @@ echo '
 	<input type="hidden" name="s_pg" value="dashboard" />
 	<input type="hidden" name="login_as" value="1" />
     <div class="wf_actions buttons">
-      <button class="positive iconstxt icoPositive" type="button" value="'.$wb['btn_yes_txt'].'" data-submit-form="pageForm" data-form-action="/login/index.php"><span>'.$wb['btn_yes_txt'].'</span></button>
-      <button class="negative iconstxt icoNegative" type="button" value="'.$wb['btn_back_txt'].'" data-load-content="'.$backlink.'"><span>'.$wb['btn_back_txt'].'</span></button>
+      <button class="btn btn-default formbutton-success" type="button" value="'.$wb['btn_yes_txt'].'" data-submit-form="pageForm" data-form-action="/login/index.php"><span>'.$wb['btn_yes_txt'].'</span></button>
+      <button class="btn btn-default formbutton-default" value="'.$wb['btn_back_txt'].'" data-load-content="'.$backlink.'"><span>'.$wb['btn_back_txt'].'</span></button>
     </div>
 ';
 ?>
diff --git a/interface/web/login/logout.php b/interface/web/login/logout.php
index ee6fffa31249b8acae8ed9410cd85e53edfcc729..a4a127ff8bcfa3cd3e48fcd1f3cfa311a070e84e 100644
--- a/interface/web/login/logout.php
+++ b/interface/web/login/logout.php
@@ -56,8 +56,8 @@ if ((isset($_SESSION['s_old']) && ($_SESSION['s_old']['user']['typ'] == 'admin'
 		<input type="hidden" name="s_pg" value="index" />
 		<input type="hidden" name="login_as" value="1" />
 	    <div class="wf_actions buttons">
-	      <button class="positive iconstxt icoPositive" type="button" value="Yes, re-login as ' . $utype . '" data-submit-form="pageForm" data-form-action="/login/index.php"><span>Yes, re-login as ' . $utype . '</span></button>
-	      <button class="negative iconstxt icoNegative" type="button" value="No, logout" data-load-content="login/logout.php?l=1"><span>No, logout</span></button>
+	      <button class="btn btn-default formbutton-success" type="button" value="Yes, re-login as ' . $utype . '" data-submit-form="pageForm" data-form-action="/login/index.php"><span>Yes, re-login as ' . $utype . '</span></button>
+	      <button class="btn btn-default formbutton-default" type="button" value="No, logout" data-load-content="login/logout.php?l=1"><span>No, logout</span></button>
 	    </div>
 	';
 	exit;