set widths are only for english

src/notification/bar.css

@@ -80,12 +80,12 @@ button.link {
         text-decoration: underline;
     }
 
-.add-buttons {
+body[class*='lang-en'] .add-buttons {
     width: 175px;
 }
 
 @media (min-width: 768px) {
-    .add-buttons {
+    body[class*='lang-en'] .add-buttons {
         width: 320px;
     }
 }

src/notification/bar.js

@@ -3,6 +3,8 @@
         closeButton = $('#close-button');
 
     // i18n
+    $('body').addClass('lang-' + chrome.i18n.getUILanguage());
+
     $('#logo-link').attr('title', chrome.i18n.getMessage('appName'));
     closeButton.attr('title', chrome.i18n.getMessage('close'));