.loader-container {
 position: fixed; /* full screen */ */
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(239, 237, 234, 1);
  display: flex;
  justify-content: center;
  align-items: center;

/*   z-index: 9999; /* stay above other content */ */

}
 
.loader {
  width: 50px;
  height: 50px;
  border: 6px solid #ccc;
  border-top: 6px solid #007bff; /* blue spinner */
  border-radius: 50%;
  animation: spin 1s linear infinite;

}
 
@keyframes spin {
  to {
    transform: rotate(360deg);
  }

}