@font-face {
    font-family: 'HelveticaRegular';
    src: url('../fonts/helvetica.eot');
    src: url('../fonts/helvetica.eot') format('embedded-opentype'),
         url('../fonts/helvetica.woff') format('woff'),
         url('../fonts/helvetica.ttf') format('truetype'),
         url('../fonts/helvetica.svg') format('svg');
}