JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container">
    <div style="background: #F00;">xxx</div>
    <div style="background: #00F;">yyy</div>
    <div style="background: #0F0;">zzz</div>
</div>

JavaScript

var children = $("#container").children().first();

function Fade(el)
{
    el.fadeOut("slow", function() {
        Fade(el.next())
    });
}

Fade(children);