Arc-hive-omeka-theme/asset/scss/components/_accordion.scss

.accordion-item {
  border-bottom: $global-border-archive;
}
.accordion-title {
  ul,ol {
    list-style: none;
    //@include flex;
    //@include flex-align(justify,middle);
    @include xy-grid;
  }
  li {
    display:inline;
    @include xy-cell(3);
    text-align:left;
  }
}