JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://code.jquery.com/jquery-2.2.3.min.js"></script>
<div class="wrapp">
<div class="flexbox-wrapper">
<iframe src="https://player.vimeo.com/video/149984586?title=0&byline=0&portrait=0"  frameborder="0" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>
</div>
</div>

CSS

.flexbox-wrapper {
  position: fixed;
  top: -16%;
  left: 18%;
  width: 60%;
  height: 130%;
}

.flexbox-wrapper {
  display: -moz-flex;
  display: -webkit-flex;
  display: -ms-flex;
  display: flex;
  -moz-align-items: left;
  -webkit-align-items: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  overflow: hidden;
}

JavaScript

/*jshint browser:true */
/*!
* FitVids 1.1
*
* Copyright 2013, Chris Coyier - http://css-tricks.com + Dave Rupert - http://daverupert.com
* Credit to Thierry Koblentz - http://www.alistapart.com/articles/creating-intrinsic-ratios-for-video/
* Released under the WTFPL license - http://sam.zoy.org/wtfpl/
*
*/

;(function( $ ){

  'use strict';

  $.fn.fitVids = function( options ) {
    var settings = {
      customSelector: null,
      ignore: null
    };

    if(!document.getElementById('fit-vids-style')) {
      // appendStyles: https://github.com/toddmotto/fluidvids/blob/master/dist/fluidvids.js
      var head = document.head || document.getElementsByTagName('head')[0];
      var css = '.fluid-width-video-wrapper{width:100%;position:relative;padding:0;}.fluid-width-video-wrapper iframe,.fluid-width-video-wrapper object,.fluid-width-video-wrapper embed {position:absolute;top:0;left:0;width:100%;height:100%;}';
      var div = document.createElement("div");
      div.innerHTML = '<p>x</p><style id="fit-vids-style">' + css + '</style>';
      head.appendChild(div.childNodes[1]);
    }

    if ( options ) {
      $.extend( settings, options );
    }

    return this.each(function(){
      var selectors = [
        'iframe[src*="player.vimeo.com"]',
        'iframe[src*="youtube.com"]',
        'iframe[src*="youtube-nocookie.com"]',
        'iframe[src*="kickstarter.com"][src*="video.html"]',
        'object',
        'embed'
      ];

      if (settings.customSelector) {
        selectors.push(settings.customSelector);
      }

      var ignoreList = '.fitvidsignore';

      if(settings.ignore) {
        ignoreList = ignoreList + ', ' + settings.ignore;
      }

      var $allVideos = $(this).find(selectors.join(','));
      $allVideos = $allVideos.not('object object'); // SwfObj conflict patch
      $allVideos = $allVideos.not(ignoreList); // Disable FitVids on this video.

      $allVideos.each(function(){
        var $this = $(this);
       ...