JSFiddle - React, Tailwind, and code Playground

HTML

<div class="form-group">
  <a class="btn btn-primary pull-left" id="link">Add</a>
</div>
<div id="inputField" style="background-color:#eceff1;">
</div>

JavaScript

$("#link").click(function() {
   var field =
     '<div class="form-group"><input type="text" class="form-control" name="selected_text" placeholder="Selected Text"></div>' +
     '<div class="form-group"><input type="text" class="form-control" name="selected_route_url" placeholder="Route Url for selected text"></div>' +
     '<div class="form-group"><input type="text" class="form-control" name="unselected_text" placeholder="UnSelected Text"></div>' +
     '<div class="form-group"><input type="text" class="form-control" name="unselected_route_url" placeholder="Route Url for unselected text"></div>';
   $('#inputField').append(field);
   event.preventDefault();

 });