@font-face {
    font-family: 'Roboto';
    src: url('Roboto-Regular.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
}
  @font-face {
    font-family: 'Roboto';
    src: url('Roboto-Bold.ttf') format('truetype');
    font-weight: bold;
    font-style: normal;
}
  @font-face {
    font-family: 'Roboto';
    src: url('Roboto-Medium.ttf') format('truetype');
    font-weight: 500;
    font-style: normal;
}