<!doctype html>
<meta charset="utf-8">
<link rel="author" name="Delan Azabani" href="mailto:dazabani@igalia.com">
<link rel="stylesheet" href="support/highlights.css">
<link rel="stylesheet" href="/fonts/ahem.css">
<style>
    * {
        text-decoration-skip-ink: none;
        text-decoration-skip: none;
    }
    main {
        font: 80px/1 Ahem;
        margin: 0.5em;
        width: min-content;
        /*
            Edge on Windows anti-aliases Ahem for some reason, which
            allows the tip of the test underline to show through, so
            we still need this underline despite seeming unnecessary.
        */
        text-decoration: 0.25em currentColor solid underline;
        /* try to keep decoration between ascent and descent */
        text-underline-offset: -0.5em;
    }
    main > span {
        color: blue;
        /*
            Edge on Windows anti-aliases Ahem for some reason, which
            allows the tip of the test underline to show through, so
            we still need this underline despite seeming unnecessary.
        */
        text-decoration: 0.25em blue solid underline;
        /* try to keep decoration between ascent and descent */
        text-underline-offset: -0.5em;
    }
</style>
<p>Test passes if there is no red below and two squares, entirely blue (left) and entirely black (right).
<main class="highlight_reftest"><span>X</span>X</main>
