Update

Co-Authored-By: JehanKandy  <jehankandy@gmail.com>
Co-Authored-By: Vinura Pathirana <154809219+VinuraPathirana@users.noreply.github.com>

Author: 3 people

README.md

@@ -36,6 +36,11 @@ All previous releases in [JKCSS](https://github.com/JKCSS/JKCSS-Framework)
 | Class | Description |
 | -------- | -------- |
 | jkbtn jkbtn-blue | button blue |
+| jkbtn jkbtn-gray | button gray |
+| jkbtn jkbtn-green | button green |
+| jkbtn jkbtn-red | button red |
+| jkbtn jkbtn-yellow | button yellow |
+| jkbtn jkbtn-info | button info |
 
 # History