@font-face {
  font-display: swap; 
  font-family: 'Roboto Slab';
  font-style: normal;
  font-weight: 400;
  src: url('12fonts/roboto-slab-v36-latin-regular.woff2') format('woff2'), 
       url('12fonts/roboto-slab-v36-latin-regular.ttf') format('truetype'); 
}