ui/media/css/fonts.css

/* work-sans-regular - latin */
@font-face {
    font-family: 'Work Sans';
    font-style: normal;
    font-weight: 400;
    src: local(''),
         url('/media/fonts/work-sans-v18-latin-regular.woff2') format('woff2'), /* Chrome 26+, Opera 23+, Firefox 39+ */
         url('/media/fonts/work-sans-v18-latin-regular.woff') format('woff'); /* Chrome 6+, Firefox 3.6+, IE 9+, Safari 5.1+ */
  }
  
  /* work-sans-600 - latin */
  @font-face {
    font-family: 'Work Sans';
    font-style: normal;
    font-weight: 600;
    src: local(''),
         url('/media/fonts/work-sans-v18-latin-600.woff2') format('woff2'), /* Chrome 26+, Opera 23+, Firefox 39+ */
         url('/media/fonts/work-sans-v18-latin-600.woff') format('woff'); /* Chrome 6+, Firefox 3.6+, IE 9+, Safari 5.1+ */
  }
  
  /* work-sans-700 - latin */
  @font-face {
    font-family: 'Work Sans';
    font-style: normal;
    font-weight: 700;
    src: local(''),
         url('/media/fonts/work-sans-v18-latin-700.woff2') format('woff2'), /* Chrome 26+, Opera 23+, Firefox 39+ */
         url('/media/fonts/work-sans-v18-latin-700.woff') format('woff'); /* Chrome 6+, Firefox 3.6+, IE 9+, Safari 5.1+ */
  }
  
  /* work-sans-800 - latin */
  @font-face {
    font-family: 'Work Sans';
    font-style: normal;
    font-weight: 800;
    src: local(''),
         url('/media/fonts/work-sans-v18-latin-800.woff2') format('woff2'), /* Chrome 26+, Opera 23+, Firefox 39+ */
         url('/media/fonts/work-sans-v18-latin-800.woff') format('woff'); /* Chrome 6+, Firefox 3.6+, IE 9+, Safari 5.1+ */
  }