CSS3 tab-size
- WDMethod of customizing the width of the tab character. Only effective using 'white-space: pre' or 'white-space: pre-wrap'.
IE
- 5.5 - 10: Not supported
- 11: Not supported
Edge
- 12 - 18: Not supported
- 79 - 87: Supported
- 88: Supported
Firefox
- 2 - 3.6: Not supported
- 4 - 52: Partial support
- 53 - 84: Supported
- 85: Supported
- 86 - 87: Supported
Chrome
- 4 - 20: Not supported
- 21 - 41: Partial support
- 42 - 87: Supported
- 88: Supported
- 89 - 91: Supported
Safari
- 3.1 - 6: Not supported
- 6.1 - 13: Partial support
- 13.1: Supported
- 14: Supported
- TP: Supported
Opera
- 9 - 10.5: Not supported
- 10.6 - 12.1: Partial support
- 15 - 28: Partial support
- 29 - 72: Supported
- 73: Supported
iOS Safari
- 3.2 - 6.1: Not supported
- 7 - 13.3: Partial support
- 13.4: Supported
- 14: Supported
Opera Mini
- all: Partial support
Android Browser
- 2.1 - 4.3: Not supported
- 4.4 - 4.4.4: Partial support
- 81: Supported
Opera Mobile
- 10: Not supported
- 11 - 12.1: Partial support
- 59: Supported
Chrome for Android
- 88: Supported
Firefox for Android
- 85: Supported
UC Browser for Android
- 12.12: Supported
Samsung Internet
- 4 - 12.0: Supported
- 13.0: Supported
QQ Browser
- 10.4: Supported
Baidu Browser
- 7.12: Supported
KaiOS Browser
- 2.5: Partial support