JSFiddle - React, Tailwind, and code Playground

HTML

<meta charset="utf-8" />
 
<form method="post" action="<?php bloginfo('template_url'); ?>/handler.php" class="form-horizontal">
<fieldset>
 
<!-- Form Name -->
<legend>Form Name</legend>
 
<!-- Text input-->
<div class="form-group">
 <label class="col-md-4 control-label" for="title">Заголовок</label>
 <div class="col-md-4">
 <input id="title" name="title" type="text" placeholder="Введите заголовок" class="form-control input-md">
 <span class="help-block">Краткое название статьи</span>
 </div>
</div>
 
<!-- Select Basic -->
<label class="col-md-4 control-label" for="cat">Категория</label>
<?php wp_dropdown_categories('hide_empty=0&title_li=&name=cat&hierarchical=1&exclude=1'); ?>
 
<!-- Textarea -->
<div class="form-group">
 <label class="col-md-4 control-label" for="description">Материал</label>
 <div class="col-md-4">
 <textarea class="form-control" id="description" name="description"></textarea>
 </div>
</div>
 
<!-- Button -->
<div class="form-group">
 <label class="col-md-4 control-label" for="send"></label>
 <div class="col-md-4">
 <button id="send" name="send" class="btn btn-primary">Отправить</button>
 </div>
</div>
 
</fieldset>
</form>