a.button{padding:10px 20px;color:#fff;background-color:#555;border-radius:30px}a.button:hover,li.selected a.button{background-color:#000}.change .bar1{transform:translate(0,7px) rotate(-45deg)}.change .bar2{opacity:0}.change .bar3{transform:translate(0,-7px)rotate(45deg)}.mobile-menu{position:fixed;width:100%;height:100dvh;background-color:#fff}.mobile-menu.show{display:block;z-index:1}.mobile-menu ul{display:flex;flex-direction:column;align-items:center;justify-content:center;width:100%;height:100%}.mobile-menu li{width:60%;margin-bottom:30px}.mobile-menu .button{display:block;width:100%}