Why do you use such a large and different logos?

http://nxtexp.com/wp-content/uploads/2016/10/cropped-cropped-NxtExp_YourNextExperience_Web.png

http://nxtexp.com/wp-content/uploads/2016/11/NxtExp_YourNextExperience_Web-2.png

I recommend that you use the correct size of the logo

http://nxtexp.com/wp-content/themes/nelva/images/logo.png

Also added a yellow pencil for your custom changes http://help.pix-theme.com/knowledge-base/custom-changes-with-yellow-pencil/

Thanks