.footer {
    text-align: center;
  
  }
  
  .footer .credit {
    font-size: 2rem;
    border-top: 0.1rem solid #999;
    margin: 0 auto;
    margin-bottom: 2rem;
    color: #666;
    width: 90%;
    padding-top: 15px;
  }
  
  .footer .credit span {
    color: var(--blue);
  }