JSFiddle - React, Tailwind, and code Playground

HTML

<div class="meet-section">

    <h1 style="display: block; border-bottom: 7px solid #720045; font-weight: 600; font-size: 2em; margin-bottom: 30px;">Management</h1>

    <div class="circle-pic">
        <h1 class="employee">Elisabeth</h1>
        <a href="http://plumdirectmarketing.com/wp-content/uploads/2014/03/liz_appointment.png">
           <img src="http://www.plumdm.com/test/wp-content/uploads/2013/12/liz-small.png" onmouseover="this.src='http://www.plumdm.com/test/wp-content/uploads/2014/02/liz-small-ring.png'" onmouseout="this.src='http://www.plumdm.com/test/wp-content/uploads/2013/12/liz-small.png'" />
        </a>

        <h2 class="position">Head of Sales</h2>
        <p>877-781-9962</p>

        <div class="infohover">
            <img src="http://plumdirectmarketing.com/wp-content/uploads/2014/03/elisabeth_popup_name.png">
            <br>
            This is a test!
        </div>
    </div>

    <div class="circle-pic">
        <h1 class="employee">Peter</h1>
            <a href="http://www.plumdm.com/test/wp-content/uploads/2014/01/peter-large.png">
                <img src="http://www.plumdm.com/test/wp-content/uploads/2013/12/peter-small.png" onmouseover="this.src='http://www.plumdm.com/test/wp-content/uploads/2014/02/peter-small-ring.png'" onmouseout="this.src='http://www.plumdm.com/test/wp-content/uploads/2013/12/peter-small.png'" />
            </a>
        <h2 class="position">Head of Operations<br>
800-992-9663</h2>
    </div>
</div>

CSS

.infohover {
display: none;
background-image:url('/wp-content/uploads/2014/03/popup_bg_bubble.png');
background-repeat: no-repeat;
font-family: "proxima-nova";
font-size: 16pt;
color: #8d0057;
height: 350px;
width: 640px;
padding: 20px;
padding-left: 50px;
/* z-index: 999; */
/* margin-left: 350px; */
/* margin-top: -380px; */
text-align: left;
    
position: absolute;
    top: 0;
    left: 350px;
}

a:hover~.infohover {
display: block;
}

.circle-pic {
    position: relative;
/* z-index: -1; */
}

.meet-section {
/* z-index: -1; */
}