basic

MD	Html	Result
# HI	<h1>HI</h1>	HI
## HI	<h2>HI</h2>	HI
### HI	<h3>HI</h3>	HI
#### HI	<h4>HI</h4>	HI
##### HI	<h5>HI</h5>	HI
###### HI	<h6>HI</h6>	HI
_HI_	<em>HI</em>	HI
__HI__	<strong>HI</strong>	HI
~~HI~~	HI
> HI	<blockquote></blockquote>	HI
HI	<code>HI</code>	HI
x	<u>HI</u>	HI
x	<mark>HI</mark>	HI
x	<small>HI</small>	HI
x	<ruby><rt>HI</rt></ruby>	HI
x	<kbd>HI</kbd>	HI

link

[alt](href) | <a /> ![alt](href) | <img/>

[this is link][LINK]
[this is mail][MAIL]

[LINK]: http://google.com
[MAIL]: [email protected]

[link](
    https://tsei.jp)

[![alt](
    https://tsei.jp)](
    https://tsei.jp)

list

Md	Result
- 1 - 2	1 2
1. 1 1. 2	1 2
| 1 | 2 | |:- |:- | | 3 | 4 |	1 2 3 4

mark up

<td>
  <details>
      <summary>Details</summary>
      Something small enough to escape casual notice.
  </details>
</td>

Details

Details

Something small enough to escape casual notice.

<ruby>
  漢 <rp></rp><rt>Kan</rt><rp></rp>
  字 <rp></rp><rt>ji</rt><rp></rp>
</ruby>

漢

Kan 字 ji

Hack

img width

<img width=100 href=""/>

|<img width="100"/>|<img width="500"/>|<img width="400"/>|  
|:-|:-|:-|
| 1 | 2 | 3
or

<table>
  <tr>
    <th width="100"></th>
    <th width="500"></th>
    <th width="400"></th>
  </tr>
</table>

---

<div  align="center">
<strong>
  <kbd>
    <h3>
      <a href="#"><img width="100"/></a>
      <a href="#">GET</a>
      <a href="#"><img width="100"/></a>
    </h3>
  </kbd>
    <kbd>
      <h3>
        <a href="#api"><img width="100"/></a>
        <a href="#api">API</a>
        <a href="#api"><img width="100"/></a>
      </h3>
    </kbd>
</strong>
</div>

GET

API