grid-template-columns properties are the primary CSS properties for establishing a grid layout, once the element is a grid context (
There are also
-ms-grid-rows, which are the old IE version of this. You may want to consider Autoprefixing to get them, or not, your call. There was also a weird period where they were
grid-definition-rows, but that’s not a thing anymore.
Here’s an example derived from Microsoft’s … Read article “grid-template-columns / grid-template-rows”