.layout--twocol-67-33 {
  display: flex;
  flex-wrap: wrap;
}

.layout--twocol-67-33 > .layout__region {
  flex: 0 1 100%;
}

@media screen and (min-width: 1024px) {
  .layout--twocol-67-33 > .layout__region--first {
    flex: 0 1 67%;
  }

  .layout--twocol-67-33 > .layout__region--second {
    flex: 0 1 33%;
  }
}

@media screen and (max-width: 1024px) {
  .layout.layout--twocol-67-33 {
    flex-direction: column;
  }

  .layout.layout--twocol-33-67.layout-reverse {
    flex-direction: column-reverse;
  }
}