JSFiddle - React, Tailwind, and code Playground

HTML

<div>
    <span style="float: left;">blahblahblahblah</span>

    <span id="span_more" style="display: none; float: left;">
        blahblahblah
    </span> 

<div style="clear: both;"><a class="link_more" id="more">More&hellip;</a></div>
</div>

JavaScript

$(function() {
    $('a.link_more').click(function() {
        $('#span_more').slideDown()
    });
});