Fix to use always backround from styles in events

Author: pepsonEL

www/eventsframe.html

@@ -24,6 +24,7 @@
     <style>
       html, body {
         background-color: transparent;
+        background: transparent;
         margin: 0;
         padding: 0;
         overflow: hidden;
@@ -879,4 +880,4 @@
 		</div>
 	</div>
   </body>
-</html>
+</html>