@font-face {
  font-family: 'Source Serif Pro';
  font-style: normal;
  font-weight: 400;
  src: local('Source Serif Pro'), local('SourceSerifPro-Regular'), url(http://fonts.gstatic.com/s/sourceserifpro/v5/CeUM4np2c42DV49nanp55aqQQDHDiKO-LH8MFmRo0b0.ttf) format('truetype');
}