JSFiddle - React, Tailwind, and code Playground
by shapeshifta
HTML
<ul class="cool">
<li>Eins</li>
<li>Zwei</li>
<li>Drei</li>
<li>Vier</li>
</ul>
<ul class="not-cool">
<li>Eins</li>
<li> | </li>
<li>Zwei</li>
<li> | </li>
<li>Drei</li>
<li> | </li>
<li>Vier</li>
</ul>
CSS
ul li{display:inline-block; text-decoration:none}
.cool li:after{content:"|"; display:inline-block;padding:0 2px;background:red}
.cool :last-child:after{content:""}