.bd-placeholder-img {
    font-size: 1.125rem;
    text-anchor: middle;
    -webkit-user-select: none;
    -moz-user-select: none;
    user-select: none;
  }

  .card {
    background-color: #f8f9fa;
    border: none;
  }
  .h5 {
    font-weight: bold;
    margin-bottom: 15px;
  }
  .lead {
    font-size: 1.25rem;
  }

  .history {
    border-radius: 10px;
    background-image: url('../img/history/triangle-mosaic.png');
    background-size: cover;
    background-color: rgba(255, 255, 255, 0.9);
    border: none;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    padding: 20px;

  }

  @media (min-width: 768px) {
    .bd-placeholder-img-lg {
      font-size: 3.5rem;
    }
  }