JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http:////netdna.bootstrapcdn.com/bootstrap/3.1.1/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="http:////netdna.bootstrapcdn.com/bootstrap/3.1.1/css/bootstrap.min.css">
<div id="slide-panel"> 
  <a href="#" class="btn btn-danger" id="opener">
    <i class="glyphicon glyphicon-align-justify"></i>
  </a>
  Panel Content
</div>

CSS

body {
    overflow-x: hidden;
}

#slide-panel {
    width:300px;
    height:300px;
    padding:10px;
    background:#eee;
    margin-left:100%;
    position: absolute;
    top: 0;
    right: -300px;
}
#opener {
    float:left;
    margin:-10px -50px 0px -50px;
    border-radius:0;
}

JavaScript

$('#opener').on('click', function () {
     var panel = $('#slide-panel');
     if (panel.hasClass("visible")) {
         panel.removeClass('visible').animate({
             'right': '-300px'
         });
     } else {
         panel.addClass('visible').animate({
             'right': '0'
         });
     }
     return false;
 });