The baseline-source CSS property controls how inline-level boxes with multiple lines of text are aligned with the surrounding text. By default, which typographic baseline is used depends on the display property value.

Browser support

• Chrome 111 Released on 2023-03-07
• Chrome Android 111 Released on 2023-03-07
• Edge 111 Released on 2023-03-13
• Firefox 115 Released on 2023-07-04
• Firefox for Android 115 Released on 2023-07-04
• Safari ❌ Vendor position
• Safari on iOS ❌ Vendor position

Baseline availability blocked since July 2023 by Safari (17 months)

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