.layout--fourcolbyside {
  display: flex;
  flex-wrap: wrap;
}

.layout--fourcolbyside > .layout__region {
  flex: 0 1 50%;
}

@media screen and (min-width: 1024px) {
  .layout.layout--fourcolbyside > .layout__region--column {
    flex: 0 1 25%;
  }
}