ngcp-panel/share/static/css/font-opensans.css

@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 400;
  src: local('Open Sans'), local('OpenSans'),
  url('../font/OpenSans.woff') format('woff');
}

@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 600;
  src: local('Opn Sans Semibold'), local('OpenSans-Semibold'),
  url('../font/OpenSans-Semibold.woff') format('woff');
}

@font-face {
  font-family: 'Open Sans';
  font-style: normal;
  font-weight: 800;
  src: local('Opn Sans Extrabold'), local('OpenSans-Extrabold'),
  url('../font/OpenSans-Extrabold.woff') format('woff');
}