@font-face {
    font-family: 'Roboto Mono';
    src:  url('fonts/RobotoMono-VariableFont_wght.ttf') format('tff'), 
          url('fonts/robotomono-variablefont_wght-webfont.woff2') format('woff2'),
          url('fonts/robotomono-variablefont_wght-webfont.woff') format('woff');
    font-weight: normal;
    font-style: normal;
}