Pseudo-classes 2

<div>
 Eve Smith
 Sam Smith
 Renu Sen
 Lao Xun
 John Doe
 Linh Tran
 Jane Doe
 Chinua Achebe
 Carlos Alberti
</div>

span {
  display: inline-block;
  margin-right: 4px;
  padding: 5px 8px;
  border-radius: 3px;
  background-color: lightgray;
}


span {
  display: inline-block;
  margin-right: 4px;
  padding: 5px 8px;
  border-radius: 3px;
  background-color: lightgray;
}
span:nth-child(4n) {
  background-color: orange;
}
