clone this repo and include html and javascript files on your project as this is done.
you can put index.html file as iframe like: <iframe src="index.html" title=""></iframe>
Working date and time link
date only demo link
**note: time is in local to nepal
you can fork repo and send pull request for contribute this project i have not included any css styling in project.anyone want various date and time formats can make several and send pull request. thank you!!