diff --git a/templates/mobile/lightbox/basket_element.html.twig b/templates/mobile/lightbox/basket_element.html.twig
index 54736a3fb2..05f043fb7f 100644
--- a/templates/mobile/lightbox/basket_element.html.twig
+++ b/templates/mobile/lightbox/basket_element.html.twig
@@ -93,5 +93,14 @@
 
   </div>
 </div>
+    <script type="text/javascript">
+        /*resize of PDF */
+        $(window).on("load resize ",function(e){
+            if($('.pdf-iframe').length > 0) {
 
+            var pdfHeight =  $('.pdf-iframe').width() / 0.707;
+            $('.pdf-iframe').css('height', pdfHeight);
+            }
+        });
+    </script>
 {% endblock %}