.spoiler {
  margin-bottom: 30px;
  font-size: 14px;
}

.spoiler__content.collapse {
  display: block;
  height: 20px !important;
  overflow: hidden;
}

.spoiler__content.collapse p:not(:first-child) {
  display: none;
}

.spoiler__content.collapse p:first-child {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.spoiler__content.collapse.in {
  height: auto !important;
}

.spoiler__content.collapse.in+.spoiler__btn_open,
.spoiler__content.collapsing+.spoiler__btn_open,
.spoiler__content.collapse:not(.in) .spoiler__btn {
  display: none;
}

.spoiler__content.collapse.in p:not(:first-child) {
  display: block;
}

.spoiler__content.collapse.in p:first-child {
  white-space: normal;
}

.spoiler__btn {
  width: -moz-fit-content;
  width: -webkit-fit-content;
  width: fit-content;
  text-decoration: underline;
  font-size: 14px;
}

.spoiler__content p:not(:first-child) {
  margin-top: 1em;
}