.is-oblique {
  font-style: oblique;
}

.is-serif, .book-title {
  font-family: serif;
}

.is-small-caps {
  font-variant: small-caps;
  font-synthesis: small-caps;
}

.is-expanded {
  font-stretch: extra-expanded;
}

.tag.is-warning {
  border: thin solid #675e45;
}