diff -r ca25fdce3b85 -r 4da2414eabbc www/jqwidgets/styles/jqx.light.css
--- a/www/jqwidgets/styles/jqx.light.css	Wed Sep 26 11:45:10 2018 +0200
+++ b/www/jqwidgets/styles/jqx.light.css	Wed Sep 26 15:28:59 2018 +0200
@@ -471,8 +471,6 @@
 
 .jqx-ribbon-header-vertical-light, .jqx-widget-header-vertical-light {
 	background:#f0f0f0;
-	background:-ms-linear-gradient(left, #f8f8f8 0%,#eaeaea 100%);
-	background:linear-gradient(left, #f8f8f8 0%,#eaeaea 100%);	
 }
 
 .jqx-scrollbar-state-normal-light {