Large, Small, and Dynamic viewport units

- WD

Viewport units similar to vw and vh that are based on shown or hidden browser UI states to address shortcomings of the original units. Currently defined as the lvh, lvw, svh, svw, dvh, dvw units.

Chrome

  1. 4 - 99: Not supported
  2. 100 - 107: Disabled by default
  3. 108: Supported
  4. 109 - 111: Supported

Edge

  1. 12 - 104: Not supported
  2. 105 - 106: Disabled by default
  3. 107: Disabled by default

Safari

  1. 3.1 - 15.3: Not supported
  2. 15.4 - 16.0: Supported
  3. 16.1: Supported
  4. 16.2 - TP: Supported

Firefox

  1. 2 - 100: Not supported
  2. 101 - 106: Supported
  3. 107: Supported
  4. 108 - 109: Supported

Opera

  1. 9 - 90: Not supported
  2. 91: Disabled by default
  3. 92: Disabled by default

IE

  1. 5.5 - 10: Not supported
  2. 11: Not supported

Chrome for Android

  1. 107: Not supported

Safari on iOS

  1. 3.2 - 15.3: Not supported
  2. 15.4 - 16.0: Supported
  3. 16.1: Supported

Samsung Internet

  1. 4 - 18.0: Not supported
  2. 19.0: Not supported

Opera Mini

  1. all: Not supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 72: Not supported

UC Browser for Android

  1. 13.4: Not supported

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 107: Not supported

Firefox for Android

  1. 106: Supported

QQ Browser

  1. 13.1: Not supported

Baidu Browser

  1. 13.18: Not supported

KaiOS Browser

  1. 2.5: Not supported
Resources:
Chromium support bug
WebKit support bug
Firefox support bug
MDN Web Docs - Relative length units based on viewport
Blog post explaining the new units