.loader {
    border: 0.2rem solid #f3f3f3; /* Light grey */
    border-top: 0.2rem solid #FFCF78; /* Blue */
    border-radius: 50%;
    width: 1rem;
    height: 1rem;
    animation: spin 2s linear infinite;
    margin-right: 1rem;
    display: block;
  }

  @keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
  }