HTML meta viewport element
E322196
The HTML meta viewport element is a meta tag used in responsive web design to control how a webpage is scaled and displayed on different devices, especially mobile screens.
All labels observed (1)
| Label | Occurrences |
|---|---|
| HTML meta viewport element canonical | 1 |
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
HTML element
ⓘ
HTML meta element ⓘ responsive web design technique ⓘ |
| affects |
layout of responsive pages
ⓘ
rendering on mobile browsers ⓘ zoom behavior on touch devices ⓘ |
| attribute |
content
ⓘ
name="viewport" ⓘ |
| bestPractice |
avoid disabling user zoom
ⓘ
set initial-scale=1.0 ⓘ use width=device-width for responsive layouts ⓘ |
| canDisable | user zooming ⓘ |
| canSet |
fixed zoom level
ⓘ
scaling limits ⓘ |
| category |
HTML head metadata
ⓘ
web development ⓘ |
| commonlyPlacedIn | <head> element ⓘ |
| commonlyUsedWith |
height=device-height
ⓘ
initial-scale=1.0 ⓘ maximum-scale ⓘ minimum-scale ⓘ user-scalable ⓘ width=device-width ⓘ |
| controls |
height of the viewport
ⓘ
initial zoom level ⓘ layout viewport ⓘ page scaling behavior ⓘ user zooming capability ⓘ width of the viewport ⓘ |
| defaultBehaviorWithout | page rendered as desktop layout scaled down ⓘ |
| definedInSpecification |
HTML5
ⓘ
surface form:
HTML5 specification
|
| hasName | viewport meta tag ⓘ |
| improves |
readability on mobile devices
ⓘ
usability on small screens ⓘ |
| interpretedBy |
desktop browsers with zoom features
ⓘ
mobile browsers ⓘ tablet browsers ⓘ |
| introducedFor | mobile web browsing ⓘ |
| primaryPurpose | control viewport size and scale on mobile devices ⓘ |
| recommendedBy | Google for mobile-friendly pages ⓘ |
| relatedConcept |
CSS media queries
ⓘ
device pixel ratio ⓘ layout viewport ⓘ visual viewport ⓘ |
| supportedBy | most modern mobile browsers ⓘ |
| syntaxExample | <meta name="viewport" content="width=device-width, initial-scale=1.0"> ⓘ |
| usedIn | responsive web design ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.