JSFiddle - React, Tailwind, and code Playground

HTML

<ul>
    <li>Text</li>
</ul>

CSS

ul li {
    -moz-user-select: -moz-none;
    -khtml-user-select: none;
    -webkit-user-select: none;
    -ms-user-select: none;
    user-select: none;
    cursor: default;
}