@font-face {
   font-family: "Avenir Black";
   src: url("fonts/Avenir Black.woff2") format("woff2");
   font-weight: normal;
   font-style: normal;
}
@font-face {
   font-family: "Avenir";
   src: url("fonts/Avenir Roman.woff2") format("woff2");
   font-weight: normal;
   font-style: normal;
}