Gadgetine theme problem?

I’m sorry but as you are using a commercial theme, you need to seek support from the theme’s developer/vendor. We do not support commercial products here.
Try https://themeforest.net/user/orange-themes

i’m using gadgetine as my theme…… i’m having problem with the menu bar when i choose any category in menu it pops up the strip outlined and looks weird unlike the original theme, how to overcome this issue …. my site is techxspot.com
if my question wasn’t specific see the image i’m giving a link of it…..
image