Lightly Poking at the CSS if() Function in Chrome 137 | CSS-Tricks

The CSS if() function was recently implemented in Chrome 137, making it the first instance where we have it supported by a mainstream browser. Let's poke at it a bit at a very high level.

By Cryo Maverick · March 18, 2026 · 1 min read

Lightly Poking at the CSS if() Function in Chrome 137 | CSS-Tricks

Source: CSS-Tricks

The CSS if() function was recently implemented in Chrome 137, making it the first instance where we have it supported by a mainstream browser. Let's poke at it a bit at a very high level.