Add short syntax for env variable expansion in CSS, @var or @var(default)

Description

Allow compact reference to env variables in CSS using either @var or @var(default) which would expand to "env('var')" and "env('var', 'default')" respectively

Environment

None

Status

Assignee

Andrea Aime

Reporter

Andrea Aime

Triage

None

Components

Fix versions

Priority

Medium
Configure