.back-to-top-icon{position:fixed;right:15px;bottom:30px;z-index:9999;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:0 10px 0 10px;background:#052e4d;color:#fff;cursor:pointer;border:0;text-decoration:none;opacity:0;transition:all .5s ease}.back-to-top-icon:hover{background:#0c548c;color:#fff}.back-to-top-icon.show{opacity:1}