CSS writing-mode property

Property to define whether lines of text are laid out horizontally or vertically and the direction in which blocks progress.

Spec	https://w3c.github.io/csswg-drafts/css-writing-modes-3/#block-flow
Status	W3C Recommendation

IE	Edge	Firefox	Chrome	Safari	Opera
			108
		107	107	TP
		106	106	16.1
11 (1)	105	105	105	16.0	91
10 (1)	104	104	104	15.6	90
9 (1)	103	103	103	15.5	89
8 (1)	102	102	102	15.4	88
Show all
7 (1)	101	101	101	15.2-15.3	87
6 (1)	100	100	100	15.1	86
5.5 (1)	99	99	99	15	85
	98	98	98	14.1	84
	97	97	97	14	83
	96	96	96	13.1	82
	95	95	95	13	81
	94	94	94	12.1	80
	93	93	93	12	79
	92	92	92	11.1	78
	91	91	91	11	77
	90	90	90	10.1 (*)	76
	89	89	89	10 (*)	75
	88	88	88	9.1 (*)	74
	87	87	87	9 (*)	73
	86	86	86	8 (*)	72
	85	85	85	7.1 (*)	71
	84	84	84	7 (*)	70
	83	83	83	6.1 (*)	69
	81	82	81	6 (*)	68
	80	81	80	5.1 (*)	67
	79	80	79	5	66
	18	79	78	4	65
	17	78	77	3.2	64
	16	77	76	3.1	63
	15	76	75		62
	14	75	74		60
	13	74	73		58
	12	73	72		57
		72	71		56
		71	70		55
		70	69		54
		69	68		53
		68	67		52
		67	66		51
		66	65		50
		65	64		49
		64	63		48
		63	62		47
		62	61		46
		61	60		45
		60	59		44
		59	58		43
		58	57		42
		57	56		41
		56	55		40
		55	54		39
		54	53		38
		53	52		37
		52	51		36
		51	50		35
		50	49		34 (*)
		49	48		33 (*)
		48	47 (*)		32 (*)
		47	46 (*)		31 (*)
		46	45 (*)		30 (*)
		45	44 (*)		29 (*)
		44	43 (*)		28 (*)
		43	42 (*)		27 (*)
		42	41 (*)		26 (*)
		41	40 (*)		25 (*)
		40 (2)	39 (*)		24 (*)
		39 (2)	38 (*)		23 (*)
		38 (2)	37 (*)		22 (*)
		37 (2)	36 (*)		21 (*)
		36 (2)	35 (*)		20 (*)
		35	34 (*)		19 (*)
		34	33 (*)		18 (*)
		33	32 (*)		17 (*)
		32	31 (*)		16 (*)
		31	30 (*)		15 (*)
		30	29 (*)		12.1
		29	28 (*)		12
		28	27 (*)		11.6
		27	26 (*)		11.5
		26	25 (*)		11.1
		25	24 (*)		11
		24	23 (*)		10.6
		23	22 (*)		10.5
		22	21 (*)		10.0-10.1
		21	20 (*)		9.5-9.6
		20	19 (*)		9
		19	18 (*)
		18	17 (*)
		17	16 (*)
		16	15 (*)
		15	14 (*)
		14	13 (*)
		13	12 (*)
		12	11 (*)
		11	10 (*)
		10	9 (*)
		9	8 (*)
		8	7
		7	6
		6	5
		5	4
		4
		3.6
		3.5
		3
		2

Safari on iOS	Opera Mini	Android Browser	Blackberry Browser	Opera Mobile	Android Chrome	Android Firefox	IE Mobile	Android UC Browser	Samsung Internet	QQ Browser	Baidu Browser	KaiOS Browser
16.1
16.0	all	105	10 (*)	64	105	104	11 (*)	13.4	18.0	13.1	13.18	2.5
15.6		4.4.3-4.4.4 (*)	7 (*)	12.1			10 (*)		17.0
15.5		4.4 (*)		12					16.0
15.4		4.2-4.3 (*)		11.5					15.0
Show all
15.2-15.3		4.1 (*)		11.1					14.0
15.0-15.1		4 (*)		11					13.0
14.5-14.8		3 (*)		10					12.0
14.0-14.4		2.3							11.1-11.2
13.4-13.7		2.2							10.1
13.3		2.1							9.2
13.2									8.2
13.0-13.1									7.2-7.4
12.2-12.5									6.2-6.4
12.0-12.1									5.0-5.4
11.3-11.4									4 (*)
11.0-11.2
10.3 (*)
10.0-10.2 (*)
9.3 (*)
9.0-9.2 (*)
8.1-8.4 (*)
8 (*)
7.0-7.1 (*)
6.0-6.1 (*)
5.0-5.1 (*)
4.2-4.3
4.0-4.1
3.2

Notes

1. Internet Explorer supports different values from an earlier version of the spec, which originated from SVG.

2. Supported in Firefox under the layout.css.vertical-text.enabled flag

^* Partial support with prefix.

Resources

• MDN Web Docs - CSS writing-mode
• Chrome Platform Status