<link rel="stylesheet" href="{$config.site_root}/modules/my_module/css/style.css?{$revision}" type="text/css">
<div class="my_module_settings">
    {$lang.modules.face.My_settings}
    <br>
    <form method="post">
        <input type=hidden name="csrf" value="{$csrf}">
        <input type=text name="my_var" value="{$my_var}" }>
        <input type=submit value="{$lang.Save}">
    </form>
</div>