JSFiddle - React, Tailwind, and code Playground

HTML

<html>
	<head>
		<title>вход/регистрация</title>
		<link rel="stylesheet" type="text/css" href="style.css">
	</head>
	
	<body>
		<div class="enter">
		<h1>Вход в календарь</h1>
			<form action=calendar.php method="get">
				<h3>Введите имя</h3>
				<input type=text name=login value="">
				<h3>Введите пароль</h3>
				<input type=text name=password value="">
				<br><br>
				<input type=submit value="Войти">
			</form>
		</div>
	</body>
</html>

JavaScript

<?
$name = $_REQUEST['login'][0];
$password = $_REQUEST['password'][0];
echo $name;
echo $password;
?>