@font-face { font-family: 'work sans'; font-style: normal; font-weight: 300; src: format('truetype'); } @font-face { font-family: 'work sans'; font-style: normal; font-weight: 400; src: format('truetype'); } @font-face { font-family: 'work sans'; font-style: normal; font-weight: 500; src: format('truetype'); } @font-face { font-family: 'work sans'; font-style: normal; font-weight: 600; src: format('truetype'); }