.menu-icon.open span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.menu-icon.open span:nth-child(2){opacity:0}.menu-icon.open span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}@media (max-width:768px){.main-navigation.active{display:block}.menu-item.active .sub-menu{display:block}}@media (max-width:768px){.desktop-header{display:none}.mobile-header{display:none}}