JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://code.jquery.com/ui/1.11.3/jquery-ui.min.js"></script>
<link rel="stylesheet" href="https://code.jquery.com/ui/1.11.3/themes/smoothness/jquery-ui.css">
<select>
    <option>select</option>
    <option>one</option>
    <option>two</option>
    <option>three</option>
</select>

CSS

li, span
{
    text-decoration: underline;  
}

.ui-selectmenu-button{
    width:150px !important;
}

JavaScript

$('select').selectmenu();