<!DOCTYPE html>
<html><head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
    <title>Email Account Registration</title>
    <link rel="stylesheet" href="{{ url_for('static', filename='css/main.css') }}">
</head>
<body>
    <div class="headerbar">
        <a href="/">HectaMail</a>
        <a class="main" href="/register">Sign up</a>
    </div>
    <div class="content">
        <h1>Error!</h1>
        <p1>You can only have Alphanumerical characters and periods in your username!</p1>
        <div class=spacer2>
          <button onclick="history.back()">Go Back</button>
        </div>
    </div>
</body><style type="text/css"></style></html>
