The Meaning of Life, the Universe, and Everything.
As I've made a few website before, I've gained somethings that I prefer and some that I don't, and I've always liked having the navbar static on the webpage. I always found it to be convenient to be able to access it from anywhere in a page, instead of just the top.
Here is a video that I made showing it off, in a client-side environment.
And here is the code I added to the HTML to make it work that way.