.definition-navigation {
  display: flex;
  flex-flow: row wrap;
  justify-content: space-between;

  & > div {
    flex: 0 1 15rem;
  }

  @supports (display: grid) {
    display: grid;
    grid-gap: 1.5rem;
    grid-template-columns: repeat(auto-fill, 15rem);
    width: 100%;
  }
}

.definition-navigation__nav {
  flex: 0 0 max-content;

  & li + li {
    // margin-top: 0.5rem;
  }
}