JSFiddle - React, Tailwind, and code Playground

HTML

<a href="#">Link</a>
<a href="#">Link</a>
<a href="#">Link</a>
<a href="#">Link</a>
<a href="#">Link</a>

CSS

body {
  padding: 20px;
}

a + a {
  border-left: 1px solid black;
  padding-left: 7px;
}