jilo-web/public_html/templates/form-register.php

    <div class="card text-center w-50 mx-auto">

        <h2 class="card-header">Register</h2>

        <div class="card-body">
            <p class="card-text">Enter credentials for registration:</p>
            <form method="POST" action="?page=register">
                <input type="text" name="username" placeholder="Username" required />
                <br />
                <input type="password" name="password" placeholder="Password" required />
                <br />&nbsp;<br />
                <input type="submit" class="btn btn-primary" value="Register" />
            </form>
        </div>

    </div>