Skip to content

[css-fonts-4] Create proper types for <absolute-size> and <relative-size> #13321

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
SebastianZ merged 1 commit into from
Jan 10, 2026
Merged

[css-fonts-4] Create proper types for <absolute-size> and <relative-size> #13321

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
10 changes: 5 additions & 5 deletions css-fonts-4/Overview.bs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -1384,8 +1384,8 @@ Font size: the 'font-size' property</h3>

Values have the following meanings:

<dl dfn-for=font-size dfn-type=value>
<dt><dfn><<absolute-size>></dfn>
<dl>
<dt><dfn type><<absolute-size>></dfn>
<dd>
An <<absolute-size>> keyword refers to an entry in a table of font sizes
computed and kept by the user agent.
Expand All @@ -1395,7 +1395,7 @@ Font size: the 'font-size' property</h3>

<pre class=prod>[ xx-small | x-small | small | medium | large | x-large | xx-large | xxx-large ]</pre>

<dt><dfn><<relative-size>></dfn>
<dt><dfn type><<relative-size>></dfn>
<dd>
A <<relative-size>> keyword is interpreted
relative to the computed 'font-size' of the parent element
Expand All @@ -1422,7 +1422,7 @@ Font size: the 'font-size' property</h3>
In addition, a user agent may choose to use different ratios
when it detects paragraph text as opposed to title text.

<dt><dfn><<length-percentage [0,∞]>></dfn>
<dt><dfn value for=font-size><<length-percentage [0,∞]>></dfn>
<dd>
A length value specifies an absolute font size
(independent of the user agent's font table).
Expand All @@ -1435,7 +1435,7 @@ Font size: the 'font-size' property</h3>
Note: Use of percentage values or <a>font-relative lengths</a>
such as ''em''s and ''rem''s
leads to more robust and cascadable style sheets.
<dt><dfn>math</dfn></dt>
<dt><dfn value for=font-size>math</dfn></dt>
<dd>
Special <a href="https://w3c.github.io/mathml-core/#the-math-script-level-property">
mathematical scaling rules</a> must be applied
Expand Down