Untitled

<!doctype html>
<html lang="ru">
<head>
	<meta charset="UTF-8">
	<meta name="viewport"
				content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
	<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
	<link rel="stylesheet" href="style.css">
	<title>Doc</title>
</head>
<body>
<?php
require('connect.php');

if(isset($_POST['username']) && isset($_POST['password'])) {
	$username = $_POST['username'];
	$password = $_POST['password'];

	$query = "INSERT_INTO users (login, password) VALUES ('$username', '$password')";
	$result = mysqli_query($connection, $query);

	if($result){
		$smsg = "Регистрация прошла успешна";
	} else
		$fsmsg = "Ошибка";
	}
}
?>
	<div class="container">
		<form class="form-signin" method="POST">
			<h2>Регистрация</h2>
			<?php if(isset($smsg)){ ?><div class="allert alert-succes" role="alert">  <?php echo $smsg; ?></div>} ?>
			<?php if(isset($fsmsg)){ ?><div class="allert alert-danger" role="alert">  <?php echo $smsg; ?></div>} ?>
			<input type="text" name="username" class="form-control" placeholder="username">
			<input type="password" name="password" class="form-control" placeholder="Password">
			<button class="btn btn-lg btn-primary btn-block" type="submit">Register</button>
		</form>
	</div>
</body>
</html>