.back-to-top{position:fixed!important;bottom:20px!important;right:20px!important;width:50px!important;height:50px!important;background-color:#d32f2f!important;color:#fff!important;border:none!important;border-radius:50%!important;display:flex!important;align-items:center!important;justify-content:center!important;text-decoration:none!important;font-size:18px!important;opacity:0!important;visibility:hidden!important;transition:opacity .3s ease,transform .3s ease,visibility .3s ease!important;z-index:2147483647!important;box-shadow:0 2px 10px rgba(0,0,0,.3)!important}.back-to-top:hover{background-color:#b71c1c;color:#fff;text-decoration:none;transform:translateY(-2px);box-shadow:0 4px 15px rgba(0,0,0,.4)}.back-to-top.active{opacity:1!important;visibility:visible!important;pointer-events:auto!important}.back-to-top:focus{outline:2px solid #fff;outline-offset:2px}@media (max-width:768px){.back-to-top{width:45px;height:45px;bottom:15px;right:15px;font-size:16px}}