Map Labels above a CartoDB torque layer

<!DOCTYPE html>
<html>
  <head>
    <title>Sale Date</title>
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
    <meta http-equiv="content-type" content="text/html; charset=UTF-8"/>
    <style>
      html, body, #map {
        height: 100%;
        padding: 0;
        margin: 0;
      }
      /* Important for interactivity: */
      .leaflet-top-pane {
    	  pointer-events: none;
    	}
    </style>
    <link rel="stylesheet" href="https://libs.cartocdn.com/cartodb.js/v3/3.15/themes/css/cartodb.css" />
  </head>
  <body>
    <div id="map"></div>

<script src="https://libs.cartocdn.com/cartodb.js/v3/3.15/cartodb.js"></script>

L.tileLayer('https://{s}.basemaps.cartocdn.com/dark_all/{z}/{x}/{y}.png',{
          attribution: '&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors, &copy; <a href="https://cartodb.com/attributions">CartoDB</a>'
        }).addTo(map);

cartodb.createLayer(map, {
          type: "torque",
          order: 1,
          options: {
            query: "",
            table_name: "monkey_jump",
            user_name: "andrew",
            tile_style: '/** torque visualization */ Map { -torque-frame-count:19; -torque-animation-duration:2; -torque-time-attribute:"layer"; -torque-aggregation-function:"count(cartodb_id)"; -torque-resolution:4; -torque-data-aggregation:linear; } #monkey_jump{ comp-op: lighter; marker-opacity: 0.9; marker-line-color: #FFF; marker-line-width: 0; marker-line-opacity: 1; marker-type: ellipse; marker-width: 12; marker-fill: #FF2900; }'
            }
        }).done(function(layer) {
          map.addLayer(layer);
        });

// ADD THE REFERENCE OVERLAY (THE TOP OF THE SANDWICH) HERE:
        var topPane = L.DomUtil.create('div', 'leaflet-top-pane', map.getPanes().mapPane);
        var topLayer = new L.tileLayer('https://{s}.basemaps.cartocdn.com/dark_only_labels/{z}/{x}/{y}.png', {
          maxZoom: 17
        }).addTo(map);
        topPane.appendChild(topLayer.getContainer());
        topLayer.setZIndex(7);
      }

// you could use $(window).load(main);
      window.onload = main;
    </script>
  </body>
</html>

Modified http://libs.cartocdn.com/cartodb.js/v3/3.15/cartodb.js to a secure url

https://libs.cartocdn.com/cartodb.js/v3/3.15/cartodb.js