@media (min-width: 78.75em){
  .main-menu > li > .expanded-menu__menu-child > .expanded-menu__inner, .main-menu > li > .expanded-menu__menu-child > .expanded-menu__inner .expanded-menu__menu-child .expanded-menu__inner{
    margin-left: calc((50% - 75rem)/2);
    margin-right: 0;
    max-width: 75rem;
    padding-left: 0;
    padding-right: 0;
    min-height: 480px;
  }
}