.spinner-grow{display:inline-block;width:2rem;height:2rem;vertical-align:text-bottom;border:.25em solid;border-right:.25em solid transparent;border-radius:50%;animation:spinner-grow .75s linear infinite}.centered-content{display:flex;justify-content:center;align-items:center;height:100vh}@keyframes spinner-grow{0%{transform:scale(0)}50%{transform:scale(1)}to{transform:scale(0)}}