v4.1.0

• Add calc() support for margin and padding properties. (#175)
• Update list of supported properties.
• Update rrweb-cssom.

v4.0.1

• Re-added the performance fix that was supposed to appear in v4.0.0, but was accidentally un-done in another commit in that release. (#170)

v4.0.0

• Require Node.js ≥ 18
• Handle margin and padding, and their sub-properties like marginTop, better, especially when set to the empty string or null. (#162, #165)
• Fix HSL to RGB conversion. (#159)
• Performance improvements by avoiding access to the expensive cssText property. (#164)
• No longer call the onChange callback when the serialized property value does not change. (#147)

v3.0.0

• Require Node.js ≥14
• Use rrweb-cssom, a maintained fork of cssom (closes #153)
• Update list of supported properties

v2.3.0

• Add support for un-computed calc() values

v2.2.0

• Add basic support for CSS custom properties

v2.1.0

• Reduce package size.
  • was 151.1 kB / 1.5 MB ... now 30.0 kB (packed) / 174.4 kB (unpacked)
• Add support for ch unit.
• Fix color with decimal alpha values.
• Convert hsl / hsla to rgb / rgba to match current browser behavior.

v2.0.0

• Add support to hex alpha transparency (#rgba)
• Fix font size declaration not checking for invalid value
• Upgrade all dependencies
• Migrate nodeunit -> jest
• Add codedov integration

v1.4.0

• Add missing valid color refs 'transparent' and 'currentcolor'

v1.2.1

• Test node versions 6, 8, 10, and 11 in CI
• Remove comma dangle which breaks legacy (Node 6) apps