[docs] Navbar logo is not vertically centered at size 425px

[adityakmrmishra]

name: Documentation request description: Change regarding improving the docs to be more accessible title: Navbar logo is not vertically centered

  label: Category of documentation update
  description: |
   What category does this change fall under :- bug/Change required

   Navbar logo  not centered vertically 
   It  is not making site look good 
   it an be seen in below screen shot :-

   label: Describe the change you think might work
   description: Please describe the change & need of change in atmost detail possible.


    **It can be corrected by  making it vertically center .** 

Pls assign this to me .