minor changes

Author: LiuJPhys

src/member/faculty.md

@@ -5,7 +5,8 @@
 **<font size=5>Prof. Dr. Jing Liu</font>** <a href="https://orcid.org/0000-0001-9944-4493"><img alt="ORCID logo" src="https://info.orcid.org/wp-content/uploads/2019/11/orcid_16x16.png" width="16" height="16" /></a> &emsp;
 [**<font size=3>Google Scholar</font>**](https://scholar.google.com/citations?hl=en&user=HHyXi-8AAAAJ) &emsp; 
 [**<font size=3>Web of Science</font>**](https://webofscience.clarivate.cn/wos/author/record/H-2632-2012) &emsp; 
-[**<font size=3>Scopus</font>**](https://www.scopus.com/authid/detail.uri?authorId=55888785500)
+[**<font size=3>Scopus</font>**](https://www.scopus.com/authid/detail.uri?authorId=55888785500) &emsp; 
+[**<font size=3>GitHub</font>**](https://github.com/LiuJPhys)
 
 **Email: jing.liu@hainanu.edu.cn/liujing@hainanu.edu.cn**