Need menu to display all subs/children when hovering.

I have a navigation menu here: https://makeitepic.pro/?theme=20kevin. When you hover over the menu item “Industries”, it only displays the sub menu. I would like all the menu items to be displayed when hovering over. Much like the menu items on this site: https://www.hrewheels.com/, when you click on the menu item “Wheels”.

Here is my Navigation CSS:

[CSS moderated – the link to your site is enough to access the stylesheet]