@font-face {
    font-family: 'SF Pro Display';
    src: url('SFProDisplay-Regular.eot');
    src: local('SF Pro Display Regular'), local('SFProDisplay-Regular'),
        url('SFProDisplay-Regular.eot?#iefix') format('embedded-opentype'),
        url('SFProDisplay-Regular.woff2') format('woff2'),
        url('SFProDisplay-Regular.woff') format('woff'),
        url('SFProDisplay-Regular.ttf') format('truetype'); 
}