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<!DOCTYPE html>
<html lang="en">
<meta charset="utf-8"/>
<title>CSS Test: font-synthesis-position: none disables fake super/subscripts</title>
<link rel="match" href="font-synthesis-position-001-ref.html">
<meta name="assert" content="font-synthesis-position:none must prevent synthesizing forms for font-variant-position">
<link rel="help" href="https://drafts.csswg.org/css-fonts-4/#font-synthesis-intro">
<link rel="help" href="https://github.com/w3c/csswg-drafts/issues/7441#issuecomment-1680918811">
<style>
/* Lato has superscript Latin letters, but not subscript ones;
* digits are available in both super- and subscript form.
*/
@font-face {
font-family: "lato";
src: url(support/fonts/Lato-Medium.ttf);
}
@supports not (font-synthesis-position: none) {
.test::before {
color: red;
content: "font-synthesis-position is unsupported!"
}
}
.test {
font-family: "lato";
font-size: 2em;
}
.nosynth {
font-synthesis-position: none;
}
.sub {
font-variant-position: sub;
}
.super {
font-variant-position: super;
}
</style>
<section class="test nosynth">
<p>Synthetic super- and subscripts <em>must not</em> be used:</p>
<p>Text with <span class="sub">sub</span> and <span class="sub">123</span> and <span class="sub">3.14</span></p>
<!-- note that Lato does not support a superscript FULL STOP, so it will look bad! -->
<p>Text with <span class="super">super</span> and <span class="super">123</span> and <span class="super">3.14</span></p>
</section>
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