Dear Sir,

I almost finish my website but there is small issue

1-There is a white line on the header when i scroll down that line is make me upset so how i can remove the white line under my header

2-How to fix ” Prioritize visible content ” for mobile view it looks bad may be  i do mistakes or it’s a slider mistake , Help!

My website ” sdciengineering.com ”

Note : I already extend support and buy a new one more license but i can not update my profile status check my envato account

Regards,

Ghallab