scroll-snap-type-x

This is an experimental technology
Because this technology's specification has not stabilized, check the compatibility table for usage in various browsers. Also note that the syntax and behavior of an experimental technology is subject to change in future versions of browsers as the specification changes.

Non-standard
This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.

Summary

The scroll-snap-type-x CSS property defines how strictly snap points are enforced on the horizontal axis of the scroll container in case there is one.

Specifying any precise animations or physics used to enforce those snap points is not covered by this property but instead left up to the user agent.

Initial valuenone
Applies toscroll containers
Inheritedno
Mediainteractive
Computed valueas specified
Animation typediscrete
Canonical orderthe unique non-ambiguous order defined by the formal grammar

Syntax

/* Keyword values */
scroll-snap-type-x: none;
scroll-snap-type-x: mandatory;
scroll-snap-type-x: proximity;

/* Global values */
scroll-snap-type-x: inherit;
scroll-snap-type-x: initial;
scroll-snap-type-x: unset;

Values

none
When the visual viewport of this scroll container is scrolled horizontally, it must ignore snap points.
mandatory
The visual viewport of this scroll container will rest on a snap point if it isn't currently scrolled horizontally. That means it snaps on that point when the scroll action finished, if possible. If content is added, moved, deleted or resized the scroll offset will be adjusted to maintain the resting on that snap point.
proximity
The visual viewport of this scroll container may come to rest on a snap point if it isn't currently scrolled horizontally considering the user agent's scroll parameters. If content is added, moved, deleted or resized the scroll offset may be adjusted to maintain the resting on that snap point.

Formal syntax

none | mandatory | proximity

Specifications

This property is not part of any specification.

Browser compatibility

Feature Chrome Firefox (Gecko) Internet Explorer Opera Safari (WebKit)
Basic support No support 39.0 (39.0) No support No support 9
Feature Android Firefox Mobile (Gecko) Firefox OS IE Phone Opera Mobile Safari Mobile
Basic support No support 39.0 (39.0) ? No support No support 9

Document Tags and Contributors

 Contributors to this page: Sebastianz, myakura, malyw, fscholz
 Last updated by: Sebastianz,