@font-face {
  font-family: 'Fira Mono';
  font-style: normal;
  font-weight: 400;
  src: local('Fira Mono'), local('FiraMono'), url(http://fonts.gstatic.com/s/firamono/v3/4JBDq56CMkU462bp0T-W9FtXRa8TVwTICgirnJhmVJw.woff2) format('woff2');
}