Add bootstrap classes

[nawed2611]

Make sure these boxes are checked before your pull request (PR) is ready to be reviewed and merged. Thanks!

• tests pass -- look for a green checkbox ✔️ a few minutes after opening your PR -- or run tests locally with rake test
• code is in uniquely-named feature branch and has no merge conflicts
• PR is descriptively titled
• PR body includes fixes #0000-style reference to original issue #
• ask @publiclab/reviewers for help, in a comment below

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Thanks!

[welcome]

Thanks for opening this pull request! Dangerbot will test out your code and reply in a bit with some pointers and requests.
There may be some errors, but don't worry! We're here to help! 👍🎉😄

[on2onyekachi]

Awesome! @nawed2611

[TildaDares]

Thanks @nawed2611. Great work!!

[TildaDares]

Thanks for the review @on2onyekachi!!

[welcome]

Congrats on merging your first pull request! 🙌🎉⚡️
Your code will likely be published to https://code.publiclab.org in the next few days.
In the meantime, can you tell us your Twitter handle so we can thank you properly?
Now that you've completed this, you can help someone else take their first step!
See: Public Lab's coding community!

[TildaDares]

Congratulations @nawed2611 🎉