@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 300;
  src:url('OpenSans-Light.ttf');
}
@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 400;
  src:url('OpenSans-Regular.ttf');
}
@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 600;
  src:url('OpenSans-Semibold.ttf');
}
@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 700;
  src:url('OpenSans-Bold.ttf');
}