MD(markdown)语法

#标题1
##标题2

段落->空行分隔

`加背景`
[超链接](https://www.baidu.com)
**加粗**
_斜体_
~~删除线~~
. 列表一
. 列表二
图片:
![alt text](https://github.com/adam-p/markdown-here/raw/master/src/common/images/icon48.png "Logo Title Text 1")
表格

| Tables        | Are           | Cool  |
| ------------- |:-------------:| -----:|
| col  is      | right-aligned | $ |
| col  is      | centered      |   $ |
| zebra stripes | are neat      |    $ |

Markdown | Less | Pretty
--- | --- | ---
*Still* | `renders` | **nicely**
 |  | 

首行缩进半个空白 或 
首行缩进空白 或 
全部缩进 或 

> 引用
水平线
---
Asterisks
***
Underscores
___