<li class="nav-item dropdown" id="admin-menu">
    <a class="nav-link dropdown-toggle" href="#" id="navbarDropdown1" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
        Login
    </a>
    <div class="dropdown-menu" aria-labelledby="navbarDropdown1" style="display: none;">
        <form method="post" class="form-small form-login login-off">
            <fieldset class="p-1" id="login">
                <label class="small mb-1" for="login">Login</label>
                <input class="form-control form-control-sm" name="login" value="" type="text">
                <label class="small mb-1 mt-2" for="pwd">Password</label>
                <input class="form-control form-control-sm" name="pwd" value="" type="password"> 
                <input type="submit" class="mt-1 btn btn-primary btn-sm" name="identify" value="Go">
            </fieldset>
        </form>

    </div>
    <script>
        init_login();
    </script>
</li>
