/* Persistent specimen stamp shared by every page, including printed pages. */
.specimen-watermark {
  position: fixed;
  inset: 0;
  z-index: 2147483647;
  display: grid;
  place-items: center;
  overflow: hidden;
  pointer-events: none;
  user-select: none;
  -webkit-user-select: none;
}

.specimen-watermark-stamp {
  width: 112vw;
  padding: 1.6vw 0;
  transform: rotate(-24deg);
  border-block: 4px solid rgb(180 180 180 / 28%);
  background: rgb(180 180 180 / 4%);
  color: rgb(180 180 180 / 30%);
  text-align: center;
  text-shadow: 0 1px 0 rgb(255 255 255 / 30%);
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 900;
  line-height: 1;
  white-space: nowrap;
}

.specimen-watermark-title {
  display: block;
  font-size: 13vw;
  letter-spacing: .06em;
}

.specimen-watermark-caption {
  display: block;
  margin-top: 1vw;
  font-size: clamp(15px, 2.5vw, 48px);
  letter-spacing: .22em;
}

@media (max-width: 600px) {
  .specimen-watermark-stamp {
    width: 125vw;
    padding-block: 3vw;
    transform: rotate(-35deg);
  }

  .specimen-watermark-title {
    font-size: 15vw;
  }

  .specimen-watermark-caption {
    margin-top: 2vw;
    font-size: 3.8vw;
  }
}

@media print {
  .specimen-watermark {
    print-color-adjust: exact;
    -webkit-print-color-adjust: exact;
  }
}