<html>
    <head>
        <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
        <style>
            {#asset tramite.css @encoding=utf8}
        </style>
    </head>
    <body>
        <div class="invoice-box">
            {{plantilla_html}}
        </div>
    </body>
</html>