| PASS Default grid-gap is 'normal' | |
| PASS grid-gap accepts pixels | |
| PASS grid-gap accepts pixels 2 | |
| PASS grid-gap accepts pixels combined with percentage | |
| PASS grid-gap accepts em | |
| PASS grid-gap accepts em 2 | |
| PASS grid-gap accepts vw | |
| PASS grid-gap accepts vw and vh | |
| PASS grid-gap accepts percentage | |
| PASS grid-gap accepts percentage 2 | |
| PASS grid-gap accepts calc() | |
| PASS grid-gap accepts calc() mixing fixed and percentage values | |
| PASS grid-gap accepts calc() 2 | |
| PASS Initial grid-gap is 'normal' | |
| PASS Initial grid-gap is 'normal' 2 | |
| PASS Initial inherited grid-gap is 'normal' | |
| PASS grid-gap is inheritable | |
| PASS Negative grid-gap is invalid | |
| PASS 'max-content' grid-gap is invalid | |
| PASS 'none' grid-gap is invalid | |
| PASS Angle grid-gap is invalid | |
| PASS Resolution grid-gap is invalid | |
| PASS Time grid-gap is invalid | |
| PASS grid-gap with three values is invalid | |
| PASS grid-gap with slash is invalid | |
| PASS grid-gap with one wrong value is invalid | |