JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://code.jquery.com/jquery-1.12.4.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery-validate/1.15.0/jquery.validate.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery-validate/1.15.0/additional-methods.min.js"></script>
<form id="MyForm">
   <select id="MySelect" name="select">
     <option value="">Select a value</option>
     <option value="1">1</option>
     <option value="2">2</option>
     <option value="3">3</option>
     <option value="4">4</option>
   </select>
   <button id="MyButton" type="submit">Submit</button>
</form>

CSS

// Start CSS Nice Select 
.button,.nice-select{-webkit-tap-highlight-color:transparent}.nice-select,.nice-select .list{background-color:#fff;box-sizing:border-box}.nice-select,a:not(.button){-webkit-transition:all .2s ease-in-out}.button,.nice-select,.nice-select .list{box-sizing:border-box}.button,a:not(.button){outline:0;text-decoration:none}.box:after,.credit{clear:both}.nice-select{border-radius:5px;border:1px solid #e0e7ee;clear:both;cursor:pointer;display:block;float:left;font-family:inherit;font-size:14px;font-weight:400;height:42px;line-height:40px;outline:0;padding-left:18px;padding-right:30px;position:relative;text-align:left!important;transition:all .2s ease-in-out;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;white-space:nowrap;width:auto}.nice-select:hover{border-color:#d0dae5}.nice-select.open,.nice-select:active,.nice-select:focus{border-color:#88bfff}.nice-select:after{border-bottom:2px solid #90a1b5;border-right:2px solid #90a1b5;content:'';display:block;height:5px;margin-top:-4px;pointer-events:none;position:absolute;right:12px;top:50%;-webkit-transform-origin:66% 66%;-ms-transform-origin:66% 66%;transform-origin:66% 66%;-webkit-transform:rotate(45deg);-ms-transform:rotate(45deg);transform:rotate(45deg);-webkit-transition:all .15s ease-in-out;transition:all .15s ease-in-out;width:5px}.nice-select.open:after{-webkit-transform:rotate(-135deg);-ms-transform:rotate(-135deg);transform:rotate(-135deg)}.nice-select.open .list{opacity:1;pointer-events:auto;-webkit-transform:scale(1) translateY(0);-ms-transform:scale(1) translateY(0);transform:scale(1) translateY(0)}.nice-select.disabled{border-color:#e7ecf2;color:#90a1b5;pointer-events:none}.nice-select.disabled:after{border-color:#cdd5de}.nice-select.wide{width:100%}.nice-select.wide .list{left:0!important;right:0!important}.nice-select.right{float:right}.nice-select.right...

JavaScript

// Start jQuery Nice Select 
!function(e){e.fn.niceSelect=function(t){function s(t){t.after(e("<div></div>").addClass("nice-select").addClass(t.attr("class")||"").addClass(t.attr("disabled")?"disabled":"").attr("tabindex",t.attr("disabled")?null:"0").html('<span class="current"></span><ul class="list"></ul>'));var s=t.next(),n=t.find("option"),i=t.find("option:selected");s.find(".current").html(i.data("display")||i.text()),n.each(function(t){var n=e(this),i=n.data("display");s.find("ul").append(e("<li></li>").attr("data-value",n.val()).attr("data-display",i||null).addClass("option"+(n.is(":selected")?" selected":"")+(n.is(":disabled")?" disabled":"")).html(n.text()))})}if("string"==typeof t)return"update"==t?this.each(function(){var t=e(this),n=e(this).next(".nice-select"),i=n.hasClass("open");n.length&&(n.remove(),s(t),i&&t.next().trigger("click"))}):"destroy"==t?(this.each(function(){var t=e(this),s=e(this).next(".nice-select");s.length&&(s.remove(),t.css("display",""))}),0==e(".nice-select").length&&e(document).off(".nice_select")):console.log('Method "'+t+'" does not exist.'),this;this.hide(),this.each(function(){var t=e(this);t.next().hasClass("nice-select")||s(t)}),e(document).off(".nice_select"),e(document).on("click.nice_select",".nice-select",function(t){var s=e(this);e(".nice-select").not(s).removeClass("open"),s.toggleClass("open"),s.hasClass("open")?(s.find(".option"),s.find(".focus").removeClass("focus"),s.find(".selected").addClass("focus")):s.focus()}),e(document).on("click.nice_select",function(t){0===e(t.target).closest(".nice-select").length&&e(".nice-select").removeClass("open").find(".option")}),e(document).on("click.nice_select",".nice-select .option:not(.disabled)",function(t){var s=e(this),n=s.closest(".nice-select");n.find(".selected").removeClass("selected"),s.addClass("selected");var...