card grid

.item-grid{

  margin:  0 auto;

  width: 316px;

  height: 100vh;

  display: grid;

  grid-template-columns: 1fr 1fr 1fr 1fr;

  gap: 24px 18px;

  align-content: start;

 

  .item{

    border: 1px solid darkgrey;

    height: 100px;

  }

}