.spinner {
  width: 200px;
  height: 200px;
  border: 10px solid rgba(0,0,0,0.12);
  border-top-color: rgba(0,0,0,0.8);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
  display: inline-block;
  vertical-align: middle;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}
.overlay{ top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: none;
    position:fixed;
    justify-content: center;
    align-items: center;
    background-color: rgba(119, 107, 107, 0.575);
    z-index: 100;

}