Hi,
While deleting specification  from Admin -> Catalog -> Attributes -> Specification Attributes using Safari Browser, it is not displaying delete confirmation buttons. In Chrome browser delete confirmation buttons are displaying.
same with Product Attributes too..

https://demo.grandnode.com/Admin/SpecificationAttribute/Edit/5d2eca63b445a9091cc1c93b

Hello Jai,

I've tested it on demo.grandnode.com a minute ago with Safari 12.1.1 and everything works as expected. I was able to view confirmation window.