我以前从事歌剧工作，但后来改成mozila，现在我想检查html文件中是否有任何错误，并发现应该将用户引导至另一个html文档中的注册表的按钮，以及他上方的Submit按钮不工作问题出在div内带有登录表单类的reg-button的按钮上。
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial- scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Definely not netflix</title>
<link href="style.css" rel="stylesheet">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
<link href="https://fonts.googleapis.com/css?family=Raleway" rel="stylesheet">
<link href="https://fonts.googleapis.com/css?family=Shadows+Into+Light" rel="stylesheet">
<link href="https://fonts.googleapis.com/css?family=Dancing+Script:700" rel="stylesheet">
<link rel="icon" href="./icon.png" />
</head>
<body class="body">
<div class="loginform hide">
<form action="/action_page.php" method="POST">
Username: <input class="input-Lform" type="text" name="uname" />
Password: <input class="input-Lform" type="password" name="password" />
<br>
<input class="input-Lform login-button" type="submit" value="Log in" />
<p class="register">Dont have an account?</p>
<button class="btn btn-default btn-sm"><a class="reg-button"href="Login/login.html">SIGN IN</a></button>
</form>
</div>
</div>
<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js" integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo" crossorigin="anonymous"></script>
<script src="jquery.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.3/umd/popper.min.js" integrity="sha384-ZMP7rVo3mIykV+2+9J3UJ46jBk0WLaUAdn689aCwoqbBJiSnjAK/l8WvCWPIPm49" crossorigin="anonymous"></script>
<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.1.2/js/bootstrap.min.js" integrity="sha384-o+RDsa0aLu++PJvFqy8fFScvbHFLtbvScb8AjopnFD+iEQ7wo/CG0xlczd+2O/em" crossorigin="anonymous"></script>
<script src="script.js"></script>
</body>
</html>