@font-face {
  font-family: 'Source Sans Pro';
  font-style: normal;
  font-weight: 400;
  src: url('previewfonts/SourceSansPro-Regular.woff2') format('woff2'), url('previewfonts/SourceSansPro-Regular.woff') format('woff');
}
@font-face {
  font-family: 'Source Sans Pro';
  font-style: normal;
  font-weight: 600;
  src: url('previewfonts/SourceSansPro-Semibold.woff2') format('woff2'), url('previewfonts/SourceSansPro-Semibold.woff') format('woff');
}