JSFiddle - React, Tailwind, and code Playground

HTML

<form method="POST">
	<fieldset>
		<legend>Форма обратной связи</legend>
		<input name="name" placeholder="Name" type="text" required/><br>
		<input name="email" placeholder="Email" type="email" required/><br>
		<input name="subject" placeholder="Subject" type="subject" required/><br>
		<textarea style="width:167px; height:36px;" name="message" placeholder="Message" required ></textarea><br>
		<input type="submit" value="SEND" class="submit"/>
	</fieldset>
</form>