modified

@@ -19,7 +19,7 @@
 *** https://www.markdownguide.org/basic-syntax/#reference-style-links
 -->
 
-[![MIT License][license-shield]][license-url]
+[![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 
 <!-- TABLE OF CONTENTS -->
 
@@ -71,5 +71,5 @@ frontend : npm start
 
 ## Contact
 
-표승우 - ocn54321@hanmail.net
-강연욱 - rokkyw@khu.ac.kr
+- 표승우 - ocn54321@hanmail.net
+- 강연욱 - rokkyw@khu.ac.kr