added flexbox, some styles

[leerobertdyer]

Hello, just adding some style to this html page. @Neha I'm just testing things, let me know if this isn't working and thank you!

[zero-to-mastery-bot[bot]]

🙏 Thanks for your pull request @leerobertdyer, The team will now review and merge this request. In the mean time why not check out some of the other opensource projects available, contributions are greatly appreciated!

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• Student Resources
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PR Statistics

#️⃣ PR Number:	➕ Line Additions:	🗑️ Line Deletions:
532	67	40

📑 Files Changed:	⭐ Repo Stars:	🔱 Total Forks:
2	201	532