@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 400;
  src: local('Open Sans'), local('OpenSans'), url(../font/opensans-400.ttf) format('truetype');
}
@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 600;
  src: local('Open Sans Semibold'), local('OpenSans-Semibold'), url(../font/opensans-600.ttf) format('truetype');
}
@font-face {
  font-family: 'Open Sans';
  font-style: italic;
  font-weight: 400;
  src: local('Open Sans Italic'), local('OpenSans-Italic'), url(../font/opensans-400-i.ttf) format('truetype');
}
@font-face {
  font-family: 'Open Sans';
  font-style: italic;
  font-weight: 600;
  src: local('Open Sans Semibold Italic'), local('OpenSans-SemiboldItalic'), url(../font/opensans-600-i.ttf) format('truetype');
}