@font-face {
  font-family: 'Helvetica';
  src: url('Helvetica-BoldOblique.ttf') format('truetype');
  font-weight: bold;
  font-style: oblique;
}
@font-face {
  font-family: 'Helvetica';
  src: url('Helvetica-Bold.ttf') format('truetype');
  font-weight: bold;
  font-style: normal;
}
@font-face {
  font-family: 'Helvetica';
  src: url('helvetica-light.ttf') format('truetype');
  font-weight: 200;
  font-style: normal;
}
@font-face {
  font-family: 'Helvetica';
  src: url('Helvetica-Oblique.ttf') format('truetype');
  font-weight: normal;
  font-style: oblique;
}
@font-face {
  font-family: 'Helvetica';
  src: url('Helvetica.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
}