There are 2 menus in the following site:
I am not sure why this theme is being used this way, but it is how the person made their site. I had fixed this issue before and somehow 3 days later the top menu, when you hover for the child pages, it goes under the second navigation menu. (If you hover over the Shewed Designs, you will see what I mean.)
Now, I thought this was a z-index issue. However, I've tried.
I must not be seeing it, as this is a simple CSS fix and I asked my friend to not touch the CSS until this issue is fixed.