@font-face {
  font-family: 'Bona Nova';
  font-style: normal;
  font-weight: 400;
  src: url(https://fonts.gstatic.com/s/bonanova/v12/B50NF7ZCpX7fcHfvIUB5jKJu.ttf) format('truetype');
}
@font-face {
  font-family: 'Source Sans Pro';
  font-style: normal;
  font-weight: 400;
  src: url(https://fonts.gstatic.com/s/sourcesanspro/v23/6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7g.ttf) format('truetype');
}
@font-face {
  font-family: 'Source Serif 4';
  font-style: normal;
  font-weight: 400;
  src: url(https://fonts.gstatic.com/s/sourceserif4/v14/vEFy2_tTDB4M7-auWDN0ahZJW3IX2ih5nk3AucvUHf6OAVIJmeUDygwjihdqnhtdCw.ttf) format('truetype');
}