.blink {
    animation: blink 1s infinite;
}

@keyframes blink {
    0% {
      opacity: 1;
    }
    50% {
      opacity: 0;
    }
    100% {
      opacity: 1;
    }
  }

.card.card-loading{
    opacity: 50%;
}

.d-print-block{
    display: none;
}

@media print {
    .d-print-block{
        display: block;
    }
}