.prolo-spoiler {
  background-color: #dedede;
  border-radius: 3px;
  padding: 2pt 4pt 2pt 4pt;
  transition: all 300ms ease;
}

.prolo-spoiler-hidden {
  background-color: #1e1e1e;
  cursor: pointer;
}

.prolo-spoiler-content-hidden {
  opacity: 0;
}