@font-face {
  font-family: 'Fira Mono';
  font-style: normal;
  font-weight: 400;
  src: url(https://fonts.gstatic.com/s/firamono/v16/N0bX2SlFPv1weGeLZDtgJv7X.ttf) format('truetype');
}
@font-face {
  font-family: 'Istok Web';
  font-style: normal;
  font-weight: 400;
  src: url(https://fonts.gstatic.com/s/istokweb/v26/3qTvojGmgSyUukBzKslpBmt6.ttf) format('truetype');
}
@font-face {
  font-family: 'Sintony';
  font-style: normal;
  font-weight: 400;
  src: url(https://fonts.gstatic.com/s/sintony/v17/XoHm2YDqR7-98cVUETMtvw.ttf) format('truetype');
}