/* Fira Sans 400 (latin) — 本地自托管，替代 fonts.googleapis.com */
@font-face {
  font-family: 'Fira Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('fira-sans-latin-400-normal.woff2') format('woff2'),
       url('fira-sans-latin-400-normal.woff') format('woff');
}