Feature Test

| Syntax      | Description |
| ----------- | ----------- |
| Header      | Title       |
| Paragraph   | Text        |


| Syntax | Description |
| --- | ----------- |
| Header | Title |
| Paragraph | Text |

| Syntax      | Description | Test Text     |
| :---        |    :----:   |          ---: |
| Header      | Title       | Here's this   |
| Paragraph   | Text        | And more      |

Here's a simple footnote,[^1] and here's a longer one.[^bignote]

[^1]: This is the first footnote.

[^bignote]: Here's one with multiple paragraphs and code.

    Indent paragraphs to include them in the footnote.

    `{ my code }`

    Add as many paragraphs as you like.

Here’s a simple footnote,[^1] and here’s a longer one.[^bignote]

[^1]: This is the first footnote.

[^bignote]: Here’s one with multiple paragraphs and code.

Indent paragraphs to include them in the footnote.

`{ my code }`

Add as many paragraphs as you like.

### My Great Heading {#custom-id}

First Term
: This is the definition of the first term.

Second Term
: This is one definition of the second term.
: This is another definition of the second term.

First Term

This is the definition of the first term.

Second Term

This is one definition of the second term.

This is another definition of the second term.

~~The world is flat.~~ We now know that the world is round.

==very important words==

The world is flat. We now know that the world is round.

==very important words==

- [x] Write the press release
- [ ] Update the website
- [ ] Contact the media

• [x] Write the press release
• [ ] Update the website
• [ ] Contact the media

Just directly add an emoji: 🐶

Or use a [shortcode (full database)](https://github.com/markdown-it/markdown-it-emoji/blob/master/lib/data/full.mjs): :satellite:

Just directly add an emoji: 🐶

Or use a shortcode (full database): 📡

Note: emoji shortcodes don’t seem to be supported in Jupyter lab, but some work on GitHub.

H~2~O

X^2^

H~2~O

X^2^

Just paste a URL, in fact I won’t even put a code block here because what you see is what you get 😃

http://www.example.com

In the next page, we will check out some of the widgets supported.