.scroll-to-top{color:#fff;cursor:pointer;z-index:1000;background-color:#b40029;border:none;border-radius:50%;justify-content:center;align-items:center;width:50px;height:50px;font-size:24px;transition:opacity .3s ease-in-out;display:flex;position:fixed;bottom:20px;right:20px;box-shadow:0 4px 8px #0003}.scroll-to-top.hidden{opacity:0;pointer-events:none}.scroll-to-top.visible{opacity:1}@media (max-width:768px){.scroll-to-top{width:45px;height:45px;font-size:20px}}