Why is there a black bar at the bottom of my slides in my home page banner widget?

PRESSERO > *Pressero FAQs
This black bar will disappear if you turn off the "Show Caption" option for each slide.
 
Path: Admin > Site > Site Name > Appearance > Widgets > Edit Home Page Banner > turn off the option that says "Show Caption" 
 
 
Please refer to the chapter for more information on Widgets.