Convert markdown to js + page structure + css styles

[mithi]

• Deleted some dummy code
• Improve css stylings
• Add page content to react hooks
• Remove yarn.lock because we are using package.lock
• Add page structure for each section

Markdown content to jsx

• Add temporary method for converting markdown content to jsx
  • use python to markdown 2: https://github.com/trentm/python-markdown2
  • had to add pygment and a css style to style the code (https://github.com/trentm/python-markdown2)
  • use dangerouslySetHtml
  • IMPORTANT: This method is not a good idea. Here are some ways I could try to replace this:
    • http://geekhmer.github.io/blog/2018/03/29/import-markdown-files-and-serve-its-content-in-next-dot-js/
    • https://nextjs.org/blog/markdown
    • https://stackoverflow.com/questions/47954367/import-markdown-files-as-strings-in-next-js
    • https://www.npmjs.com/package/marksy
    • https://nextjs-prism.vercel.app/prism