JSFiddle - React, Tailwind, and code Playground

HTML

<ul>
    <li><button>button1</button></li>
    <li><button>button2</button></li>
    <li class="last"><button>button3</button></li>
</ul>
<button class="do">press me</button>

JavaScript

$(document).ready(function(){
    $(".do").click(function() {
        $(".last").fadeOut(1000, function() {
            var $last = $(this).remove();
            $last.hide();
            $("ul").prepend($last);
            $last.fadeIn(1000);
        });
    });
});