..Now all I have to do is get rid of the semi-transparent bar at the bottom of the slider..
Try adding this to Graphene Options --> Display --> Custom CSS.
background: none !important;
padding-bottom: 8px !important;
You may have to adjust margin and padding values.
Or this, (whichever applies in your case)
..and making the image non-clickable..
Go to Graphene Options --> Advanced --> Custom <head> Tags and paste the below code there,
Again, you have to give us the URL of your site. Each WordPress site is unique. One size fits all solution doesn't apply here. If you don't include link to your site, we just assume the default configurations and suggest you some solutions. By chance if it doesn't work for you, you come back here and yell at the person who is trying to help you. So, please include link to your site while asking questions in any support forum.