Thanks for the reply.
Additional customization in files is outside the scope of basic theme support, sorry.
You are right about the “Close Button”, it is available via settings from the Header builder > Promo text element, only.
There is no ready solution/workaround for this feature right now.
You can post such feature requests and suggestions here – https://www.8theme.com/forums/xstore-wordpress-support-forum/xstore-features/
