@font-face {
  font-family: montserrat;
  src: url(montserrat-light.ttf);
  font-weight: 100;
  font-style: normal;
}
@font-face {
  font-family: montserrat;
  src: url(montserrat-bold.ttf);
  font-weight: bold;
  font-style: normal;
}
@font-face {
  font-family: montserrat;
  src: url(montserrat-medium.ttf);
  font-weight: 300;
  font-style: normal;
}