grid-auto-rows

A property that specifies the default row size(s) for a container.

.grid-container {
  display: grid;
  grid-auto-rows: <row-value>;
}

where <row-value> can be one of the following:

• Grid keyword: auto, maxcontent, minmax()
• Pixel value: 300px
• Percent value: 25%
• Fractional unit value: 1fr

A container with alternating rows of 200 and 400 pixels:

.content-a-container {
  display: grid;
  grid-auto-rows: 200px 400px;
}

A container with rows that alternate between 10 and 20 percent of the height:

.content-b-container {
  display: grid;
  grid-auto-rows: 10% 20%;
}