Buttons do not route to different pages or overlays

[RyeCai]

Describe the bug
A clear and concise description of what the bug is.

Assuming the user is meant to download and deploy the master branch, none of the buttons route to other pages or open any overlays, and the site is static on the landing page.

To Reproduce
Steps to reproduce the behavior:

1. Install the master branch
2. Run npm install and then npm start in web-app-master directory
3. Open inspect element in the browser

Expected behavior
Buttons open up route to correct pages

Screenshots
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The following errors appear in the Chrome console:

Priority
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High, all features for user testing

Timeline
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Status
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Additional context
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