random()

The random() CSS function chooses a random numeric value within a specified range. This allows for dynamic, randomized styling using CSS.

Baseline Status: This feature is currently Limited and is missing in at least one major browser engine.

Desktop Browser Engine Support

Google Chrome

—

Unsupported

Mozilla Firefox

—

Unsupported

Apple Safari

26.2

Supported

Microsoft Edge

—

Unsupported

Mobile Browser Engine Support

Chrome Android

—

Firefox Android

—

Safari iOS

26.2

Specifications and References

MDN Browser Compat Data Keys: