Improve best practices lighthouse score for the app.

🐞 **Problem**

Best Practices score of this app on lighthouse is 83 now. It would be good to make it better.

🎯 Goal

More users can use this app.

💡 Possible solutions

Make necessary changes to improve best practices score.

📋 Steps to solve the problem

Comment below about what you've started working on.
Run lighthouse from your developer console to see the metrics and possible solutions.
Add, commit, push your changes.
Submit a pull request and add this in comments - Addresses #
Ask for a review in comments section of pull request.
Celebrate your contribution to this project. 🎉