UI improvement for Get Started button on home page

[Sakhi29]

🐞 Problem

Get started button on the home page needs UI improvement.

🎯 Goal

This change is important because the green color looks odd with the blue background also, the button looks very formal, users need to see catchy buttons for getting started with new things.

💡 Possible solutions

Changes can be done by changing the color of the button and also by adding some border radius, margin and padding.

📋 Steps to solve the problem

• Comment below about what you've started working on.
• Add, commit, push your changes.
• Submit a pull request and add this in comments - Addresses #<put issue number here>
• Ask for a review in comments section of pull request.
• Celebrate your contribution to this project. 🎉

[Sakhi29]

I would like to work upon this issue, please assign it to me.

[rsato10]

I would like to work upon this issue #371, please assign it to me. When hovered text turns black and background changes to white

[Harshvar25]

Can i work on this issue i can make it look great

[Pratikdate]

UI had improve get start button please add hectoberfest-lable (https://github.com/firstcontributions/firstcontributions.github.io/assets/91735895/9b616320-26d8-453c-9d1b-36b2d9b080b9)