.voltar-ao-topo-btn{position:fixed;width:50px;height:50px;bottom:40px;left:30px;background-color:#15383e21;border-radius:15px;box-shadow:2px 2px 3px #999;z-index:1000;rotate:180deg;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .4s ease,transform .4s ease;transform:translateY(20px)}.voltar-ao-topo-btn.hidden-by-menu{opacity:0!important;transform:translate(-100px) translateY(20px)!important;pointer-events:none!important}.voltar-ao-topo-btn.visible{opacity:1;pointer-events:auto;transform:translateY(0)}.voltar-ao-topo-btn.hidden{opacity:0;pointer-events:none;transform:translateY(20px)}.voltar-ao-topo-btn svg{color:var(--brand-dark);width:24px;height:24px}.voltar-ao-topo-btn:hover:not(.hidden-by-menu){transform:translateY(0) scale(1.1);box-shadow:3px 3px 8px #0006}@media(max-width:768px){.voltar-ao-topo-btn{bottom:15px}}