hr {
  width: 100%;
  border: 0;
  border-bottom-style: $rule-border-style;
  border-bottom-width: $rule-border-width;
  border-bottom-color: $rule-border-color;
  &.dark {
    border-bottom-color: $gray;
  }
  margin-top: $space-2;
  margin-bottom: $space-2;
}