@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(359deg)}}.dl-spinner{position:absolute;width:2rem;height:2rem;animation:2s linear infinite spin;border:solid 5px #e3e3e3;border-bottom-color:gray;border-top-color:gray;border-radius:50%;margin-left:1em}.visible{visibility:visible}.hidden{visibility:hidden}