symbols()Limited availability
The symbols() CSS function defines counter styles as a value of properties such as list-style. It's an inline alternative to the @counter-style CSS at-rule.
Not yet supported in all major browsers — check the table and provide a fallback.
Browser support
DesktopChrome
1–154Not supported
155+Supportedsince Oct 6, 2026
Current: 155Edge
✕Not supportedup to 154
Current: 154Firefox
1–34Not supported
35+Supportedsince Jan 13, 2015
Current: 157Safari
✕Not supportedup to 27
Current: 27MobileChrome Android
18–154Not supported
155+Supportedsince Oct 6, 2026
Current: 155Firefox Android
4–34Not supported
35+Supportedsince Jan 13, 2015
Current: 157Safari iOS
✕Not supportedup to 27
Current: 27How to use
Not supported in Edge, Safari, Safari iOS. Use feature detection below and provide a fallback (or a polyfill) for those browsers.
Example
Full syntax and examples are on MDN: symbols.
Feature detection
CSS · check before using
@supports (list-style-type: symbols) {
/* styles that rely on list-style-type: symbols */
}
/* or in JavaScript */
if (CSS.supports("list-style-type", "symbols")) {
// use it
}Documentation (MDN)
Specification
Sub-features
Support for each part of the feature (2). The overall table above shows when the whole feature works.
| Sub-feature | Chrome | Edge | Firefox | Safari | Chrome Android | Firefox Android | Safari iOS |
|---|---|---|---|---|---|---|---|
| list-style-type.symbols | 155 | ✕ | 35 | ✕ | 155 | 35 | ✕ |
| list-style.symbols | 155 | ✕ | 35 | ✕ | 155 | 35 | ✕ |