JSFiddle - React, Tailwind, and code Playground

HTML

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>taphold demo</title>
  <link rel="stylesheet" href="//code.jquery.com/mobile/1.4.5/jquery.mobile-1.4.5.min.css">
  <script src="//code.jquery.com/jquery-1.10.2.min.js"></script>
  <script src="//code.jquery.com/mobile/1.4.5/jquery.mobile-1.4.5.min.js"></script>
      <style>
      html, body, #map-canvas {
        height: 100%;
        margin: 0px;
        padding: 0px
      }
    </style>
    <script src="https://maps.googleapis.com/maps/api/js?v=3.exp&signed_in=true"></script>
       <script>
           
var isTabHolded = false;           
           
function initialize() {
  var mapOptions = {
    zoom: 4,
    center: new google.maps.LatLng(-25.363882,131.044922)
  };
  var map = new google.maps.Map(document.getElementById('map-canvas'),
      mapOptions);

  google.maps.event.addListener(map, 'click', function(e) {
    placeMarker(e.latLng, map);
  });
}

function placeMarker(position, map) {
           if (isTabHolded){
  var marker = new google.maps.Marker({
    position: position,
    map: map
  });
  map.panTo(position);
           isTabHolded=false;
           }
}

google.maps.event.addDomListener(window, 'load', initialize);

    </script>
      
  <style>
  html, body { padding: 0; margin: 0; }
  html, .ui-mobile, .ui-mobile body {
    height: 85px;
  }
  .ui-mobile, .ui-mobile .ui-page {
    min-height: 85px;
  }
  #nav {
    font-size: 200%;
    width:17.1875em;
    margin:17px auto 0 auto;
  }
  #nav a {
    color: #777;
    border: 2px solid #777;
    background-color: #ccc;
    padding: 0.2em 0.6em;
    text-decoration: none;
    float: left;
    margin-right: 0.3em;
  }
  #nav a:hover {
    color: #999;
    border-color: #999;
    background: #eee;
  }
  #nav a.selected,
  #nav a.selected:hover {
    color: #0a0;
    border-color: #0a0;
    background: #afa;
  }
  div.box {
    width: 30em;
    height:...