.least > li:nth-last-child(n+2),
.least > li:nth-last-child(n+2) ~ li {
  border: 1px solid #09f;
}
.between > div:nth-last-child(n+0):nth-last-child(-n+20):first-child,
.between > div:nth-last-child(n+0):nth-last-child(-n+20):first-child ~ div {
  border: 1px solid #f90;
}
.most > li:nth-last-child(-n+7):first-child,
.most > li:nth-last-child(-n+7):first-child ~ li {
  background: #e35;
  color: #fff;
}
.exactly > li:nth-last-child(5):first-child,
.exactly > li:nth-last-child(5):first-child ~ li {
  border: 1px solid #0c5;
}