JSFiddle - React, Tailwind, and code Playground

HTML

<form id="sky-form">
    <div id="content">
<input type="text" name="countForms" id="countForms" value="0" />
<input type="button" value="+" id="createForms" title="Ajouter un interlocuteur"/>
<div style="display:none" id="templateForms">    
<input type="tel" placeholder="Tél mobile" name="tel_m" id="tel_m">
    <button type="submit" value="envoyer" name="valider" class="button">Valider</button>

JavaScript

/*! jQuery Validation Plugin - v1.11.0 - 2/4/2013
 https://github.com/jzaefferer/jquery-validation
 Copyright (c) 2013 Jörn Zaefferer; Licensed MIT */
(function($){$.extend($.fn,{validate:function(options){if(!this.length){if(options&&options.debug&&window.console){console.warn("Nothing selected, can't validate, returning nothing.");}return;}var validator=$.data(this[0],"validator");if(validator){return validator;}this.attr("novalidate","novalidate");validator=new $.validator(options,this[0]);$.data(this[0],"validator",validator);if(validator.settings.onsubmit){this.validateDelegate(":submit","click",function(event){if(validator.settings.submitHandler){validator.submitButton=event.target;}if($(event.target).hasClass("cancel")){validator.cancelSubmit=true;}});this.submit(function(event){if(validator.settings.debug){event.preventDefault();}function handle(){var hidden;if(validator.settings.submitHandler){if(validator.submitButton){hidden=$("<input type='hidden'/>").attr("name",validator.submitButton.name).val(validator.submitButton.value).appendTo(validator.currentForm);}validator.settings.submitHandler.call(validator,validator.currentForm,event);if(validator.submitButton){hidden.remove();}return false;}return true;}if(validator.cancelSubmit){validator.cancelSubmit=false;return handle();}if(validator.form()){if(validator.pendingRequest){validator.formSubmitted=true;return false;}return handle();}else{validator.focusInvalid();return false;}});}return validator;},valid:function(){if($(this[0]).is("form")){return this.validate().form();}else{var valid=true;var validator=$(this[0].form).validate();this.each(function(){valid&=validator.element(this);});return valid;}},removeAttrs:function(attributes){var result={},$element=this;$.each(attributes.split(/\s/),function(index,value){result[value]=$element.attr(value);$element.removeAttr(value);});return result;},rules:function(command,argument){var element=this[0];if(command){var...