JSFiddle - React, Tailwind, and code Playground

HTML

<script src="//cdnjs.cloudflare.com/ajax/libs/chosen/1.0/chosen.jquery.js"></script>
<div class="more-files-template hidden">
												<label>Select Options</label>
													<select data-placeholder="You may select upto Two options" name="Opt_1" id="Opt_1" multiple tabindex="6" style="width: 280px; ">
														<option value=""></option>
														<optgroup label="NFC EAST">
														  <option>Dallas Cowboys</option>
														  <option>New York Giants</option>
														  <option>Philadelphia Eagles</option>
														  <option>Washington Redskins</option>
														</optgroup>
														<optgroup label="NFC NORTH">
														  <option>Chicago Bears</option>
														  <option>Detroit Lions</option>
														  <option>Green Bay Packers</option>
														  <option>Minnesota Vikings</option>
														</optgroup>
													</select>
    <a class="remove" href="#" onclick="$(this).parent().slideUp(function(){ $(this).remove() }); return false">remove</a>
</div>

<div class="files">

</div>

<p><a href="#" class="copy-link">Add More</a></p>

CSS

/* @group Base */
.hidden {
    display:none;
}
.chosen-container {
  position: relative;
  display: inline-block;
  vertical-align: middle;
  font-size: 13px;
  zoom: 1;
  *display: inline;
  -webkit-user-select: none;
  -moz-user-select: none;
  user-select: none;
}
.chosen-container .chosen-drop {
  position: absolute;
  top: 100%;
  left: -9999px;
  z-index: 1010;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  width: 100%;
  border: 1px solid #aaa;
  border-top: 0;
  background: #fff;
  box-shadow: 0 4px 5px rgba(0, 0, 0, 0.15);
}
.chosen-container.chosen-with-drop .chosen-drop {
  left: 0;
}
.chosen-container a {
  cursor: pointer;
}

/* @end */
/* @group Single Chosen */
.chosen-container-single .chosen-single {
  position: relative;
  display: block;
  overflow: hidden;
  padding: 0 0 0 8px;
  height: 23px;
  border: 1px solid #aaa;
  border-radius: 5px;
  background-color: #fff;
  background: -webkit-gradient(linear, 50% 0%, 50% 100%, color-stop(20%, #ffffff), color-stop(50%, #f6f6f6), color-stop(52%, #eeeeee), color-stop(100%, #f4f4f4));
  background: -webkit-linear-gradient(top, #ffffff 20%, #f6f6f6 50%, #eeeeee 52%, #f4f4f4 100%);
  background: -moz-linear-gradient(top, #ffffff 20%, #f6f6f6 50%, #eeeeee 52%, #f4f4f4 100%);
  background: -o-linear-gradient(top, #ffffff 20%, #f6f6f6 50%, #eeeeee 52%, #f4f4f4 100%);
  background: linear-gradient(top, #ffffff 20%, #f6f6f6 50%, #eeeeee 52%, #f4f4f4 100%);
  background-clip: padding-box;
  box-shadow: 0 0 3px white inset, 0 1px 1px rgba(0, 0, 0, 0.1);
  color: #444;
  text-decoration: none;
  white-space: nowrap;
  line-height: 24px;
}
.chosen-container-single .chosen-default {
  color: #999;
}
.chosen-container-single .chosen-single span {
  display: block;
  overflow: hidden;
  margin-right: 26px;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.chosen-container-single .chosen-single-with-deselect span {
  margin-right: 38px;
}
.chosen-container-single...

JavaScript

$(function(){
    addField();
    
    $(".copy-link").on("click", function(e) {
         e.preventDefault();
         addField();
    });
});

function addField() {
     var $new =  $(".more-files-template").clone(true).removeClass("more-files-template hidden").addClass("another-field");
    $(".files").append( $new );
    //alert( $new.find( "select" ).length );
    $new.find( "select" ).chosen({max_selected_options: 2}).bind("chosen:maxselected", function () { alert("Maximum limit reached"); });
}