The navbar problem

Tell us what’s happening:
i am unable to implement navbar , i have tried tag but we can not use inside a tag ,i have also tried the conventional way by using

Your code so far

Your browser information:

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36.

Challenge: Build a Technical Documentation Page

Link to the challenge:

Welcome, rudraravi,

It would be a lot easier for users to help, if you could post a link to your project.