CSS3 Box-sizing

- WD

Chrome

  1. 146
  2. 147
  3. 148
  4. 149
  5. 150
  6. 151
  7. 152

Edge

  1. 146
  2. 147
  3. 148
  4. 149

Safari

  1. 26.1
  2. 26.2
  3. 26.3
  4. 26.4
  5. 26.5
  6. 27
  7. TP

Firefox

  1. 148
  2. 149
  3. 150
  4. 151
  5. 152
  6. 153
  7. 154

Opera

  1. 125
  2. 126
  3. 127
  4. 131

IE

  1. 8
  2. 9
  3. 10
  4. 11

Chrome for Android

  1. 149

Safari on iOS

  1. 26.1
  2. 26.2
  3. 26.3
  4. 26.4
  5. 26.5

Samsung Internet

  1. 27
  2. 28
  3. 29
  4. 30

Opera Mini

  1. all

Opera Mobile

  1. 11.5
  2. 12
  3. 12.1
  4. 80

UC Browser for Android

  1. 15.5

Android Browser

  1. 4.2-4.3
  2. 4.4
  3. 4.4.3-4.4.4
  4. 149

Firefox for Android

  1. 151

QQ Browser

  1. 14.9

Baidu Browser

  1. 13.52

KaiOS Browser

  1. 2.5
  2. 3.0-3.1

Firefox versions before 57 also supported the padding-box value for box-sizing, though this value was been removed from the specification and later versions of the browser.