JSFiddle - React, Tailwind, and code Playground

HTML

<ul>
    <li>maçã</li>
    <li class="separador"></li>
    <li>banana</li>
    <li class="separador"></li>
    <li>laranja</li>
</ul>

CSS

ul li.separador {
    width: 90%;
    border-top: 1px solid #000;
    list-style-type: none;
}