// source https://jsbin.com

index.html

<style>
  @font-face {
    font-family: "Adobe Caslon";
    font-style: normal;
    font-weight: normal;
    src: url('https://www.newyorker.com/fonts/AdobeCaslonPro-Regular.woff2') format('woff2'), url('https://www.newyorker.com/fonts/AdobeCaslonPro-Regular.woff') format('woff');
  }
  @font-face {
    font-family: "Graphik Web";
    font-stretch: normal;
    font-style: normal;
    font-weight: 500;
    src: url('https://www.newyorker.com/fonts/Graphik-Medium.eot');
    src: url('https://www.newyorker.com/fonts/Graphik-Medium.eot?#iefix') format('embedded-opentype'), url('https://www.newyorker.com/fonts/Graphik-Medium.woff2') format('woff2'), url('https://www.newyorker.com/fonts/Graphik-Medium.woff') format('woff');
  }
  html,
  body {
    height: 100%;
    width: 100%;
    margin: 0;
    padding: 0;
  }
  body {
    background: #efb425;
    text-align: center;
    font-family: "Adobe Caslon", Georgia, "Times New Roman", Times, serif;
    overflow: hidden;
  }
  h1, h2, h3, h4, h5, h6, time, div, p, span, a {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: geometricPrecision;
  }
  h1,
  h2 {
    font-weight: normal;
  }
  img {
    width: 500px;
    margin-top: 10px;
  }
  .wrapper {
    min-width: 520px;
    min-height: 640px;
  }
  .text-wrapper {
    clear: both;
    padding: 0 10px 10px;
  }
  .header {
    font-size: 36px;
    margin-top: 0;
    margin-bottom: 0;
  }
  .subheader {
    font-size: 24px;
    margin-top: 10px;
    margin-bottom: 25px;
  }
  .body {
    font-size: 20px;
    margin-bottom: 10px;
    margin-top: 0;
  }
  .button,
  .later,
  .signUp {
    font-family: "Graphik Web", "Helvetica Neue", Helvetica, Arial, sans-serif;
    font-weight: 500;
    font-size: 13px;
  }
  .button {
    width: 380px;
    border-radius: 2px;
    background-color: #000;
    display: inline-block;
    color: #fff;
    text-decoration: none;
    padding: 18px 0;
    margin-top: 18px;
  }
  .later {
    color: #121212;
    display: block;
    cursor: pointer;
    margin-top: 15px;
    text-decoration: none;
  }
  .signUp a {
     color: #121212;
   }
  .later:hover {
    text-decoration: underline;
  }
</style>


<div id="paywall">
   <div class="Paywall__barrier Paywall__show">
      <div class="Paywall__wall">
         <div class="Paywall__container">
            <button class="Paywall__close"><span class="Paywall__closeText">Close modal</span></button>
              <div class="wrapper">
              <img src="%%FILE:PNG1%%" srcset="%%FILE:PNG1%% 1x, %%FILE:PNG2%% 2x" alt="Print + Digital – 12 weeks for $12.">
              <div class="text-wrapper">
                <h1 class="header">You&#8217;ve read half</h1>
                <h2 class="subheader">of your complimentary articles for the month.</h2>
                <p class="body">Print + Digital – 12 weeks for $12.</p>
                <p class="body">Plus a FREE New Yorker Tote.</p>
                <a class="button" href="%%CLICK_URL_UNESC%%%%DEST_URL%%" target="_blank">Subscribe</a>
                <a id="noThanks" class="later" href="#">Not today, thanks.</a>
                <p class="signUp">Already have a login? <a id="signUp" href="#">Sign up</a></p>
              </div>
            </div>
          </div>
      </div>
   </div>
</div>

<script>
  (function init(window, document) {
    var paywall = document.getElementById('paywall');
    var noThanks = document.getElementById('noThanks');
    let signUp = document.getElementById('signUp');
    
    var paywallCloseButton = document.querySelector('.Paywall__close');
    
    // Analytics
    try {
     window.parent._satellite.track('barrierhalf'); 
     window.parent.digitalData.articleNumSession = 4;
    } catch (e) {
      console.error('Error in barrier ad tracking calls', e);
    }
    
   window.frameElement.style.height = '100%';
   window.frameElement.parentNode.style.height = '610px';
    // hide half barrier from within the iframe....
    noThanks.addEventListener('click', function(e) {
      e.preventDefault();
      if (paywall) {
        paywall.parentNode.removeChild(paywall);
      }
    });
    // redirect the user to accounts passing the current url
    signUp.addEventListener('click', function (e) {
        window.top.location.href = `https://account.newyorker.com/?retURL=${window.top.location.href}?reload=true`;
    });
    
    // Close button listener
        // hide half barrier from within the iframe....
    paywallCloseButton.addEventListener('click', function(e) {
      e.preventDefault();
      if (paywall) {
        paywall.parentNode.removeChild(paywall);
      }
    });
  })(window, document);
</script>