.nav-link>span:first-child{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px}.nav-icon{display:block;width:18px;height:18px;flex:none}@media(max-width:768px){.nav-link>span:first-child{width:20px;height:20px}.nav-icon{width:20px;height:20px}}