@font-face {
  font-family: 'Helvetica';
  src: local('Helvetica Regular'), local('Helvetica-Regular'),
      url('Helvetica.woff2') format('woff2'),
      url('Helvetica.woff') format('woff'),
      url('Helvetica.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
}
@font-face {
  font-family: 'Helvetica';
  src: local('Helvetica Bold'), local('Helvetica-Bold'),
      url('Helvetica-Bold.woff2') format('woff2'),
      url('Helvetica-Bold.woff') format('woff'),
      url('Helvetica-Bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
}