.busy-ring{vertical-align:middle;border:2px solid #fff6;border-top-color:#fff;border-radius:50%;flex:none;width:16px;height:16px;animation:.8s linear infinite busy-ring;display:inline-block}.btn:not(.c) .busy-ring{border-color:var(--line-2);border-top-color:var(--c)}@keyframes busy-ring{to{transform:rotate(360deg)}}