fix the main page animation

[Anupam-dagar]

currently the animation take whole of page, any section added is coming over that animation which means the section is not scrolling.This is a major issue as it will hinder the progress of the website.
example can be seen here
https://esha23.github.io/Girls-who-code/

[Tlazypanda]

I would like to try just try.

[ananya]

@Anupam-dagar a header like thing is also coming and not getting scroled

[ananya]

i will also work on it

[gauthamzz]

@Tlazypanda assigned

[gauthamzz]

@ananya make issue