@media screen and (min-width: 540px) and (max-width: 649px) {
  .grid--3-col-tablet .grid__item {
    width: calc(33.33% - var(--grid-desktop-horizontal-spacing) * 2 / 3);
    max-width: calc(33.33% - var(--grid-desktop-horizontal-spacing) * 2 / 3);
  }
}

@media screen and (min-width: 650px) and (max-width: 989px) {
  .grid--4-col-tablet .grid__item {
    width: calc(25% - var(--grid-desktop-horizontal-spacing) * 3 / 4);
    max-width: calc(25% - var(--grid-desktop-horizontal-spacing) * 3 / 4);
  }
}