Markdown is a lightweight markup language with plain text formatting syntax. It is designed so that it can be converted to HTML and many other formats (Wikipedia)
# headers for headers (h1, h2, h3 etc)
**bold text** for bold text
*italic text* for italic text
`inline code` for inline code
~~strikethrough~~` for strikethrough
[link](https://PeepSo.com)` for link