Hello,
1) Change “margin-right: 100px;” to “left: -10px;”
2) There is no such possibility.
3) You can hide submenus via settings of Menu element – http://prntscr.com/tfdr5g
or use this ccustom CSS code:
footer .item-design-dropdown .nav-sublist-dropdown ul>li>a {
color: #222 !important;
}
Regards