@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 300;
  src: url(https://fonts.gstatic.com/s/opensans/v20/mem5YaGs126MiZpBA-UN_r8OVuhs.ttf) format('truetype');
}
@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 400;
  src: url(https://fonts.gstatic.com/s/opensans/v20/mem8YaGs126MiZpBA-UFUZ0e.ttf) format('truetype');
}
@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 600;
  src: url(https://fonts.gstatic.com/s/opensans/v20/mem5YaGs126MiZpBA-UNirkOVuhs.ttf) format('truetype');
}
@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 700;
  src: url(https://fonts.gstatic.com/s/opensans/v20/mem5YaGs126MiZpBA-UN7rgOVuhs.ttf) format('truetype');
}