@font-face {
  font-family: 'Fira Mono';
  font-style: normal;
  font-weight: 400;
  src: local('Fira Mono Regular'), local('FiraMono-Regular'), url(https://fonts.gstatic.com/s/firamono/v8/N0bX2SlFPv1weGeLZDtgJv7X.ttf) format('truetype');
}
@font-face {
  font-family: 'Fira Mono';
  font-style: normal;
  font-weight: 500;
  src: local('Fira Mono Medium'), local('FiraMono-Medium'), url(https://fonts.gstatic.com/s/firamono/v8/N0bS2SlFPv1weGeLZDto1d3HnvfR.ttf) format('truetype');
}