JSFiddle - React, Tailwind, and code Playground

by screenmutt

HTML

<div id="bottom"></div>
<div id="top"></div>

<a href="#" class="visibility">Toggle Visiblity</a><br/>
<a href="#" class="border1">Set Border 1</a><br/>
<a href="#" class="border2">Set Border 2</a>

CSS

#bottom {
    background: green;
    height: 50px;
    width: 50px;
}

#top {
    background: blue;
    position: absolute;
    top: 0;
    left: 0;
    height: 100px;
    width: 100px;
}

a {
    float: right;
}

JavaScript

$('a.visibility').click(function() {
    $('#top').toggle();
});

$('a.border1').click(function() {
    $('div:hidden').css('border', '5px solid pink')
});

$('a.border2').click(function() {
    $('div:not(:visible)').css('border', '5px solid pink')
});