#btnTop{width:3.125rem;height:3.125rem;display:none;align-items:center;justify-content:center;position:fixed;right:1.25rem;bottom:1.875rem;color:#fff;font-weight:bold;font-size:0.75rem;letter-spacing:0.0625rem;text-transform:uppercase;border-radius:0.1875rem;border:0;background-color:rgba(0,0,0,.7);backdrop-filter:blur(0.0625rem);transition:all .3s;z-index:10;cursor:pointer}#btnTop:hover{background-color:rgba(0,0,0,.97)}