CSS Device Adaptation

Method of overriding the size of viewport in web page using the @viewport rule, replacing Apple's own popular <meta> viewport implementation. Includes the extend-to-zoom width value.

Spec	https://www.w3.org/TR/css-device-adapt/
Status	W3C Working Draft

IE	Edge	Firefox	Chrome	Safari	Opera
			103
		100	102
		99	101	TP
11 (1,*)	99	98	100	15.4	83
10 (1,*)	98	97	99	15.2-15.3	82
9	97	96	98	15.1	81
8	96	95	97	15	80
Show all
7	95	94	96	14.1	79
6	94	93	95	14	78
5.5	93	92	94	13.1	77
	92	91	93	13	76
	91	90	92	12.1	75
	90	89	91	12	74
	89	88	90	11.1	73
	88	87	89	11	72
	87	86	88	10.1	71
	86	85	87	10	70
	85	84	86	9.1	69
	84	83	85	9	68
	83	82	84	8	67
	81	81	83	7.1	66
	80	80	81	7	65
	79	79	80	6.1	64
	18 (1,*)	78	79	6	63
	17 (1,*)	77	78	5.1	62
	16 (1,*)	76	77	5	60
	15 (1,*)	75	76	4	58
	14 (1,*)	74	75	3.2	57
	13 (1,*)	73	74	3.1	56
	12 (1,*)	72	73		55
		71	72		54
		70	71		53
		69	70		52
		68	69		51
		67	68		50
		66	67		49
		65	66		48
		64	65		47
		63	64		46
		62	63		45
		61	62		44
		60	61		43
		59	60		42
		58	59		41
		57	58		40
		56	57		39
		55	56		38
		54	55		37
		53	54		36
		52	53		35
		51	52		34
		50	51		33
		49	50		32
		48	49		31
		47	48		30
		46	47		29
		45	46		28
		44	45		27
		43	44		26
		42	43		25
		41	42		24
		40	41		23
		39	40		22
		38	39		21
		37	38		20
		36	37		19
		35	36		18
		34	35		17
		33	34		16
		32	33		15
		31	32		12.1
		30	31		12
		29	30		11.6
		28	29		11.5
		27	28		11.1
		26	27		11
		25	26		10.6
		24	25		10.5
		23	24		10.0-10.1
		22	23		9.5-9.6
		21	22		9
		20	21
		19	20
		18	19
		17	18
		16	17
		15	16
		14	15
		13	14
		12	13
		11	12
		10	11
		9	10
		8	9
		7	8
		6	7
		5	6
		4	5
		3.6	4
		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
15.4	all (2,*)	99	10	64	100	98	11 (1,*)	12.12	16.0	10.4	7.12	2.5
15.2-15.3		4.4.3-4.4.4	7	12.1 (2,*)			10 (1,*)		15.0
15.0-15.1		4.4		12 (2,*)					14.0
14.5-14.8		4.2-4.3		11.5 (2,*)					13.0
Show all
14.0-14.4		4.1		11.1 (2,*)					12.0
13.4-13.7		4		11 (2,*)					11.1-11.2
13.3		3		10					10.1
13.2		2.3							9.2
13.0-13.1		2.2							8.2
12.2-12.5		2.1							7.2-7.4
12.0-12.1									6.2-6.4
11.3-11.4									5.0-5.4
11.0-11.2									4
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

Due to lack of implementation this specification is slated to be retired.

1. IE only supports the 'width' and 'height' properties.

2. Opera Mobile and Opera Mini only support the 'orientation' property.

^* Partial support with prefix.

Resources

• Introduction to meta viewport and @viewport in Opera Mobile
• Device adaptation in Internet Explorer 10
• Chrome tracking bug
• WebKit tracking bug
• Mozilla tracking bug