from textwrap import dedent


def minimal_html_page(
    body: str, css: str = "", title: str = "Standalone HTML", lang: str = "en"
):
    """Return a template for a minimal HTML page."""
    return dedent(
        """\
    <!DOCTYPE html>
    <html lang="{lang}">
    <head>
    <meta charset="utf-8">
    <title>{title}</title>
    <style>
    {css}
    </style>
    </head>
    <body>
    {body}
    </body>
    </html>
    """
    ).format(title=title, lang=lang, css=css, body=body)