/* Button Hover: W3School */
.btn {
    background-color: #5b9cc2;
    border: none;
    color: white;
    display: block;
    padding: 16px 32px;
    text-align: center;
    font-size: 1rem;
    margin: 4px 2px;
    opacity: 0.6;
    text-decoration: none;
    transition: 0.3s;
    border-radius: 0.5rem;
  }
  
  .btn:hover {opacity: 1}