body { height: 90vh; }
.app-loading { height: 100%; }
.donut {
 	width: 2.5rem;
    height: 2.5rem;
    margin: 2.5rem;
    border-radius: 50%;
    border: 0.4rem solid rgba(151, 159, 208, 0.3);
    border-top-color: #06c;
    -webkit-animation: 1.5s spin infinite linear;
    animation: 1.5s spin infinite linear;
    position: absolute;
    margin: -2.5rem 0 0 0;
    top: 50%;
    left: 50%;
}
.donut.multi { border-bottom-color: #979fd0; }
@-webkit-keyframes spin {
  to {
    -webkit-transform: rotate(360deg);
            transform: rotate(360deg);
  }
}
@keyframes spin {
  to {
    -webkit-transform: rotate(360deg);
            transform: rotate(360deg);
  }
}