JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>

<h1>Fonts</h1>

<div id="selectionBox"></div>
<div id="whatFontHead">Change Font</div>
<div id="whatFont">
    <p id="to-os">Open Sans</p>
    <p id="to-vd">Verdana</p>
    <p id="to-sl">Slabo</p>
    <p id="to-cg">Courgette</p>
</div>

CSS

#to-os {
        margin-top: 0;
    }
    #whatFontHead {
        width: 200px;
        height: 55px;
        line-height: 55px;
        background-color: #0099FF;
        text-align: center;
        -webkit-border-top-left-radius:22px;
        -moz-border-radius-topleft:22px;
        border-top-left-radius:22px;
        -webkit-border-top-right-radius:22px;
        -moz-border-radius-topright:22px;
        border-top-right-radius:22px;
        margin-bottom: -0;
    }
    #whatFont {
        width: 200px;
        height: 400px;
        background-color: #0099FF;
        text-align: center;
        margin-top: 0;
        display: none;
    }

JavaScript

$(document).ready(function () {
    $("#whatFontHead").click(function () {
        $("#whatFont").slideToggle();
    });
});