/* Photographic wax asset: preserve its irregular alpha silhouette. */
.seal {
  width: 18cqw;
  height: 18cqw;
  left: calc(50% - 9cqw);
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent url('assets/sello-cera-f.png') center / contain no-repeat;
  box-shadow: none;
  filter: drop-shadow(.35cqw .8cqw .8cqw #321a1250);
}
.seal span {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.seal:focus-visible {
  outline: 2px solid #65432e;
  outline-offset: 3px;
  border-radius: 50%;
}
button.seal:hover {
  filter: drop-shadow(.4cqw 1cqw 1cqw #321a1260) brightness(1.04);
}