# Grid Auto Columns

Set the size of implicitly-created grid columns.

**Widely available.** This feature is well established and works across many devices and browser versions.

Chrome 57 · Edge 16 · Firefox 52 · Safari 10.1

| Class | Properties | Value |
|-------|------------|-------|
| `gac:auto` | grid-auto-columns | `auto` |
| `gac:max` | grid-auto-columns | `max-content` |
| `gac:min` | grid-auto-columns | `min-content` |

### Media Queries

Prefix a class with a breakpoint to apply it from that width up.

| Class | Properties | Value |
|-------|------------|-------|
| `gac:auto` | grid-auto-columns | `auto` |
| `gac:max` | grid-auto-columns | `max-content` |
| `gac:min` | grid-auto-columns | `min-content` |

### Pseudo Classes

Prefix a class with a state to apply it only while that state matches.

| Class | Properties | Value |
|-------|------------|-------|
| `gac:auto` | grid-auto-columns | `auto` |
| `gac:max` | grid-auto-columns | `max-content` |
| `gac:min` | grid-auto-columns | `min-content` |