margin-trimLimited availability
The margin-trim CSS property removes the margins of child elements when they meet the edges of the container.
Not yet supported in all major browsers — check the table and provide a fallback.
Browser support
DesktopChrome
✕Not supportedup to 155
Current: 155Edge
✕Not supportedup to 154
Current: 154Firefox
✕Not supportedup to 157
Current: 157Safari
1–16.3Not supported
16.4+Supportedsince Mar 27, 2023
Current: 27MobileChrome Android
✕Not supportedup to 155
Current: 155Firefox Android
✕Not supportedup to 157
Current: 157Safari iOS
1–16.3Not supported
16.4+Supportedsince Mar 27, 2023
Current: 27How to use
Not supported in Chrome, Edge, Firefox, Chrome Android, Firefox Android. Use feature detection below and provide a fallback (or a polyfill) for those browsers.
Example
Full syntax and examples are on MDN: margin-trim.
Feature detection
CSS · check before using
@supports (margin-trim: initial) {
/* styles that rely on margin-trim */
}
/* or in JavaScript */
if (CSS.supports("margin-trim", "initial")) {
// use it
}Documentation (MDN)
Specification
Sub-features
Support for each part of the feature (8). The overall table above shows when the whole feature works.
| Sub-feature | Chrome | Edge | Firefox | Safari | Chrome Android | Firefox Android | Safari iOS |
|---|---|---|---|---|---|---|---|
| margin-trim | 155 | ✕ | ✕ | 16.4 | 155 | ✕ | 16.4 |
| margin-trim.block | 155 | ✕ | ✕ | 16.4 | 155 | ✕ | 16.4 |
| margin-trim.block-end | 155 | ✕ | ✕ | 16.4 | 155 | ✕ | 16.4 |
| margin-trim.block-start | 155 | ✕ | ✕ | 16.4 | 155 | ✕ | 16.4 |
| margin-trim.inline | ✕ | ✕ | ✕ | 16.4 | ✕ | ✕ | 16.4 |
| margin-trim.inline-end | ✕ | ✕ | ✕ | 16.4 | ✕ | ✕ | 16.4 |
| margin-trim.inline-start | ✕ | ✕ | ✕ | 16.4 | ✕ | ✕ | 16.4 |
| margin-trim.none | 155 | ✕ | ✕ | 16.4 | 155 | ✕ | 16.4 |