@font-face { 
    font-family: 'Roboto'; 
    src: url('../fonts/Roboto-300.ttf') format('truetype'); 
    font-weight: 300; 
} 
 
@font-face { 
    font-family: 'Roboto'; 
    src: url('../fonts/Roboto-400.ttf') format('truetype'); 
    font-weight: 400; 
} 
 
@font-face { 
    font-family: 'Roboto'; 
    src: url('../fonts/Roboto-500.ttf') format('truetype'); 
    font-weight: 500; 
}