.pdf-link {
  cursor: pointer;
  color: #0066cc;
  text-decoration: underline;
}

.pdf-popup {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.7);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.popup-content {
  background: white;
  padding: 20px;
  border-radius: 5px;
  width: 80%;
  max-width: 800px;
  position: relative;
}

.close-btn {
  position: absolute;
  top: 10px;
  right: 20px;
  font-size: 28px;
  cursor: pointer;
}