css how to include font style.css in css file code example

Example 1: otf css3 font-face

@font-face {
    font-family: GraublauWeb;
    src: url("path/GraublauWeb.otf") format("opentype");
}

Example 2: font face

@font-face {
  font-family: myFirstFont;
  src: url(sansation_light.woff);
}