improve UI and fix list content overflow

[Deepak-learner]

1 In a input box , add a placeholder written "Enter Faculty Name " . 2 Add background colour . 3 fix list content overflow . 4 provide space between different attributes in faculty information section .

[welcome[bot]]

Thanks for opening this pull request! 🤗 Wishing you a great Hacktoberfest 2020 🙌 🎉 ⚡️ Are you looking for more beginner-friendly issues? Check out this repo.

📢 Spread the word about @vinitshahdeo/Hacktoberfest2020 repo across your social media channels to help get others involved! Give a shoutout to DEV article. Retweet this.

Check out few other repos below 🚀

Show some ❤️

• Consider leaving a ⭐ here.
• Check out more beginner-friendly repos here.
• Follow @vinitshahdeo for more updates.
• Read my open-source journey here.

Say Hi on Twitter! 👋

PS: Please add @vinitshahdeo as a reviewer if you haven't added.