.exercise-page {
  max-width: 820px;
  margin: 0 auto;
  padding: 20px 20px 100px;

}

.back {
  display: inline-block;
  margin-bottom: 14px;
  text-decoration: none;
}

.exercise-head .title {
  font-size: 22px;
  margin: 0 0 6px;
}

.media {
  margin: 12px 0;
}

.media .image, .media .video {
  width: 100%;
  border-radius: 12px;
}

.block {
  margin: 18px 0;
}

.block h2 {
  margin: 0 0 8px;
  font-size: 18px;
}

.pager {
  display: flex;
  justify-content: space-between;
  margin-top: 24px;
  gap: 12px;
}

.pager-btn {
  text-decoration: none;
  padding: 10px 14px;
  border: 1px solid #e3e3e3;
  border-radius: 10px;
}

.alt .alt-link {
  text-decoration: none;
}