Large, Small, and Dynamic viewport units

- UNOFF

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.

IE

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

Edge

  1. 12 - 92: Not supported
  2. 93: Not supported

Firefox

  1. 2 - 91: Not supported
  2. 92: Not supported
  3. 93 - 94: Not supported

Chrome

  1. 4 - 92: Not supported
  2. 93: Not supported
  3. 94 - 96: Not supported

Safari

  1. 3.1 - 14: Not supported
  2. 14.1: Not supported
  3. 15 - TP: Not supported

Opera

  1. 9 - 77: Not supported
  2. 78: Not supported

Safari on iOS

  1. 3.2 - 14.4: Not supported
  2. 14.5: Not supported

Opera Mini

  1. all: Not supported

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 93: Not supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 64: Not supported

Chrome for Android

  1. 93: Not supported

Firefox for Android

  1. 92: Not supported

UC Browser for Android

  1. 12.12: Not supported

Samsung Internet

  1. 4 - 13.0: Not supported
  2. 14.0: Not supported

QQ Browser

  1. 10.4: Not supported

Baidu Browser

  1. 7.12: Not supported

KaiOS Browser

  1. 2.5: Not supported
Resources:
Blog post explaining the new units