@font-face {
   font-family: 'Source Sans Pro';
   src: url(/assets/fonts/SourceSansPro-Regular.ttf);
   font-weight: normal;
   font-weight: 400;
}
@font-face {
   font-family: 'Source Sans Pro';
   src: url(/assets/fonts/SourceSansPro-SemiBold.ttf);
   font-weight: bold;
   font-weight: 600;
}