JSFiddle - React, Tailwind, and code Playground

by yaero

HTML

<div class="box"></div>
<div class="box"></div>
<div class="box-1"></div>
<div class="box"></div>
<div class="box"></div>

CSS

div {
  height: 10px;
  width: 100px;
  border: 1px solid red;
  padding: 2px;
  margin: 3px;
  background-color: red;
}

.box:nth-child(2n+1) {
	background-color: blue;
}