Skip to content

Note system-ui is not for large paragraphs #41302

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
merged 3 commits into from
Sep 27, 2025
Merged

Note system-ui is not for large paragraphs #41302

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
005b453
Docs (web > css > font-family): add note on system-ui font family usa…
brysonbw Sep 26, 2025
e45c9fe
Update files/en-us/web/css/font-family/index.md
Josh-Cena Sep 27, 2025
5588b48
Add another
Josh-Cena Sep 27, 2025
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
2 changes: 2 additions & 0 deletions files/en-us/web/css/font-family/index.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -136,6 +136,8 @@ font-family: "Gill Sans Extrabold", sans-serif;

- `system-ui`
- : Glyphs are taken from the default user interface font on a given platform. Because typographic traditions vary widely across the world, this generic is provided for typefaces that don't map cleanly into the other generics.
> [!NOTE]
> As the name implies, `system-ui` is intended to make UI elements look like native apps, and not for typesetting large paragraphs of text. It may cause the displayed typeface to be undesirable for some users—for example, the default Windows CJK font may render Latin scripts poorly, and the `lang` attribute may not affect the displayed font. Some operating systems do not allow customizing `system-ui`, while browsers generally allow customizing the `sans-serif` font family. For large paragraphs, use `sans-serif` or some other non-UI font family instead.
- `ui-serif`
- : The default user interface serif font.
- `ui-sans-serif`
Expand Down
2 changes: 2 additions & 0 deletions files/en-us/web/css/generic-family/index.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -31,6 +31,8 @@ The `<generic-family>` {{glossary("enumerated")}} type is specified using one of

- `system-ui`
- : Glyphs are taken from the default user interface font on a given platform. Because typographic traditions vary widely across the world, this generic family is provided for typefaces that don't map cleanly into the others.
> [!NOTE]
> As the name implies, `system-ui` is intended to make UI elements look like native apps, and not for typesetting large paragraphs of text. It may cause the displayed typeface to be undesirable for some users—for example, the default Windows CJK font may render Latin scripts poorly, and the `lang` attribute may not affect the displayed font. Some operating systems do not allow customizing `system-ui`, while browsers generally allow customizing the `sans-serif` font family. For large paragraphs, use `sans-serif` or some other non-UI font family instead.

- `ui-serif`
- : The default user interface serif font. See the definition of `serif` above.
Expand Down