Update index.html

[Aditya9764]

All Submissions:

• [ ] Have you followed the guidelines stated in README.md file?
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• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)
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[Aditya9764]

Adding a button to scroll to top

[IshaanAdarsh]

add a comment mentioning the issue you have solved.

[Aditya9764]

ok I added one more request please check it for the Hacktoberfest. Sry for inconvenience

[nown1ne]

The link has no text and is not visible on the website consider adding an up arrow for text and make the button circular with absolute positioning