.masthead-title {
  display: inline-flex;
  align-items: baseline;
  gap: .12em;
}

.masthead-main {
  font-size: 1em;
}

.masthead-sep {
  font-size: .72em;
  opacity: .78;
}

.masthead-cn {
  font-size: .58em;
  letter-spacing: 0;
  font-weight: 400;
}

@media (max-width: 560px) {
  .masthead-cn {
    font-size: .62em;
  }
}