a.menu-icon-5::before,
  ul.links li.menu-icon-5 a::before,
  ul.menu li.menu-icon-5 a::before {
  content: url(/sites/default/files/menu_icons/002-facebook.svg);
  }
  a.menu-icon-6::before,
  ul.links li.menu-icon-6 a::before,
  ul.menu li.menu-icon-6 a::before {
  content: url(/sites/default/files/menu_icons/003-instagram.svg);
  }
  a.menu-icon-7::before,
  ul.links li.menu-icon-7 a::before,
  ul.menu li.menu-icon-7 a::before {
  content: url(/sites/default/files/menu_icons/005-twitter.svg);
  }
  a.menu-icon-8::before,
  ul.links li.menu-icon-8 a::before,
  ul.menu li.menu-icon-8 a::before {
  content: url(/sites/default/files/menu_icons/004-youtube.svg);
  }