The user-zoom CSS descriptor controls whether or not the user can change the zoom factor of a document defined by @viewport.
/* Keyword values */ user-zoom: zoom; user-zoom: fixed;
| Related at-rule | @viewport |
|---|---|
| Initial value | zoom |
| Percentages | refer to the size of bounding box |
| Media | visual, continuous |
| Computed value | as specified |
| Canonical order | the unique non-ambiguous order defined by the formal grammar |
Syntax
Values
zoom- The user can zoom in or out.
fixed- The user cannot zoom in or out.
Formal syntax
How to read CSS syntax.zoom | fixed
Specifications
| Specification | Status | Comment |
|---|---|---|
| CSS Device Adaptation The definition of '"user-zoom" descriptor' in that specification. |
Working Draft | Initial definition |
Browser compatibility