.cluster,
.cluster-space-between,
.cluster-center,
.cluster-flex-end,
.cluster-xs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gutter, 1rem);
  justify-content: flex-start;
  align-items: center;
}

.cluster-space-between {
  justify-content: space-between;
}
.cluster-center {
  justify-content: center;
}
.cluster-flex-end {
  justify-content: flex-end;
}
.cluster-xs {
  gap: var(--space-xs, 0.5rem);
}

/* scope element to a cluster container (optional but wise) */
.cluster .cluster__expand {
  flex: 1 1 auto;
}