Improve Html and CSS of About us page

[acash1809]

Improve about_us_code.html in [Hack-October]/AboutUsPage/
Try to make it more interactive and add more contributors name in it
If you can make it responsive then do it as well.

If you wanna add some more changes according to you then you can.

[GloriaOkeke]

Hey @acash1809 I can work on this. Could you assign to me

[sarabgi]

@acash1809 Can you assign me to do this task?

[acash1809]

@cheigba @GloriaOkeke you both can work on it.
Dont worry about the pull request to get accepted if you both work honestly ill accept both.
Now no more assignees required till you finish this work. And try to do it within few days or asap.

[GloriaOkeke]

Alright @acash1809

[GloriaOkeke]

Hey @acash1809 done with this. Please review and merge the PR

[acash1809]

good job @GloriaOkeke, ill unassign you now