Html css nav bar

Your

#navbar

should always be on the left edge of the window.
Guys, How can I put nav bar on left hand side of page?

you need to use CSS to position the navbar

I know that , I have used Position: fixed property;
After this , there was overlapping of the content.
I want to make like this nav bar:
https://technical-documentation-page.freecodecamp.rocks//.
this is only problem I face in this task and cant complete this

you need to move the rest of the content it seems then