[Bug] : Index.html navigation broken

[srinidhifd]

1.When Clicked on Home button in index.html it is not navigating it is showing error
2. when clicked on Logo in Navbar same issue , it is not navigating to index.html
3. Can enhance the UI of Contact form
4. Back to top image link is broken should fix it
5. Twitter new Logo X is not same everywhere , some places it has old logo
6.Can add validation for leave a comment form .

@juhinagpure please assign this issue under GSSOC'24 under appropriate label . i will try my best to fix these issues as quicky as possible

[shaina123786]

I want to work on this issue. Please assign it to me.