I would like to invite you to check out my latest finished and validated project - Technical Documentation - CodePen
The left menu is sticky at larger resolutions, then moves to the top and remains there at smaller ones
FontAwesome icons have been used to make the interface a bit more detailed
The media queries cover 3 different resolutions to rule out possible issues while going through the breakpoints
It looks great! Maybe you could implement something to go back to the initial menu after reading something in small screens. I am obly to scroll up to get there.
I dont know I have explained well. Let me know if you have understood me.
Thank for you taking a look. I get it, a button to scroll back to the top would be helpful indeed. I will try to implement it.
button to scroll back
W3 has an example here:
It could help you. Happy coding!