@font-face {
  font-family: OpenSans;
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(400/400.woff2) format('woff2');
}

@font-face {
  font-family: OpenSans;
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(500/500.woff2) format('woff2');
}