ninja popup not working

I have installed codecanyon ninja popup wordpress plugin (purchased licence download).

I have created a html popup and set to run when user scroolls 10% of page but it is not working…

here is the website: http://www.howwritecv.com/

waiting reply

You should contact the plugin author for support. Use this link - https://codecanyon.net/item/ninja-popups-for-wordpress/3476479/support

More info how to contact the author - https://help.market.envato.com/hc/en-us/articles/203039054-How-to-contact-an-author