@font-face {
  font-family: 'Helvetica';
  src: url('HelveticaNeueLTStd-Roman.woff2') format('woff2'),
       url('HelveticaNeueLTStd-Roman.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
}

@font-face {
  font-family: 'Helvetica';
  src: url('HelveticaNeueLTStd-It.woff2') format('woff2'),
       url('HelveticaNeueLTStd-It.ttf') format('truetype');
  font-weight: 400;
  font-style: italic;
}

@font-face {
  font-family: 'Helvetica';
  src: url('HelveticaNeueLTStd-Bd.woff2') format('woff2'),
       url('HelveticaNeueLTStd-Bd.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
}

@font-face {
  font-family: 'Helvetica';
  src: url('HelveticaNeueLTStd-BdIt.woff2') format('woff2'),
       url('HelveticaNeueLTStd-BdIt.ttf') format('truetype');
  font-weight: 700;
  font-style: italic;
}