.cover {
  display: flex;
  flex-direction: column;
  min-height: var(--cover-min-height);
  padding: var(--cover-space);
}

.cover > * {
  margin-top: var(--cover-space);
  margin-bottom: var(--cover-space);
}

.cover > :first-child:not(.cover__main) {
  margin-top: 0;
}

.cover > :last-child:not(.cover__main) {
  margin-bottom: 0;
}

.cover > .cover__main {
  margin-top: auto;
  margin-bottom: auto;
}