#seccion-menu{position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(255,255,255,0.98);z-index:90;display:flex;justify-content:center;align-items:center;opacity:0;visibility:hidden;transition:opacity 0.4s ease,visibility 0s 0.4s}#seccion-menu.active{opacity:1;visibility:visible;transition:opacity 0.4s ease}#icono-menu{position:fixed;top:20px;right:20px;z-index:999999!important;cursor:pointer;width:50px;height:50px}