.export-container::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="400" height="400" viewBox="0 0 400 400"><text x="50%" y="50%" font-family="Arial" font-size="40" fill="%23171717" fill-opacity="0.04" text-anchor="middle" dominant-baseline="middle" transform="rotate(-45 200 200)">Bismarck Seminario</text></svg>');
    background-repeat: repeat;
    background-size: 200px 200px; /* Controla el espaciado */
    z-index: 100;
    pointer-events: none;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }