🏠 New in High Baseline Support: calc() keywords

December 6, 2025

caniuse · mdn · spec

The e, pi, infinity, and NaN keywords represent well-defined constants accepted in CSS math functions such as calc().

Source features

• css.types.calc-keyword [mdn]
• css.types.calc-keyword.pi [mdn]
• css.types.calc-keyword.e [mdn]
• css.types.calc-keyword.NaN [mdn]
• css.types.calc-keyword.infinity [mdn]