Missing borders between widgets


in my site:

i don’t have the borders between the widgets.
How can i add them?

Thanks in advance!


I’ve just visiting your site and as default from the theme, there are always a border between the widgets http://prntscr.com/8a40zk

I have the same problem in my site http://6dim-ermoup.kyk.sch.gr/

What can I do to fix it?

Try to import the quill-settings file a few times. That did it for me