JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/stellar.js/0.6.2/jquery.stellar.min.js"></script>
<header class="main-header" data-stellar-background-ratio="0.5"></header>

<div style="width: 100%; height: 3000px; background: #FFF"></div>

CSS

header.main-header {
    position: relative;
    width: 100%;
    height: 100vh;
    background-attachment: fixed;
    background-position: 0 0;
    background-repeat: no-repeat;
    background-image: url('https://s-media-cache-ak0.pinimg.com/736x/35/be/6b/35be6b46846e893d332ddfef989614fe.jpg');
    background-size: cover;
}

JavaScript

/*
 *
 *
 *
 */
$(document).ready(function() {
    $(window).stellar({
        horizontalScrolling: false      
    });                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      ...