Hello,
1) Add this code in Custom CSS for page http://prntscr.com/puwzc2 –
.ls-inner {
z-index: auto;
}
.ls-layers {
z-index: auto;
}
2) Please describe these questions in more detail with screenshots.
You can use Lightshot Screenshot tool https://app.prntscr.com/en/index.html and provide the link to screenshot here.
Also, provide temporary wp-admin access.
Regards