@font-face {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 400;
  src: local('Roboto'), local('Roboto-Regular'), url(1.woff) format('woff');
}
@font-face {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 700;
  src: local('Roboto Bold'), local('Roboto-Bold'), url(2.woff) format('woff');
}
@font-face {
  font-family: 'Roboto';
  font-style: italic;
  font-weight: 400;
  src: local('Roboto Italic'), local('Roboto-Italic'), url(3.woff) format('woff');
}
@font-face {
  font-family: 'Roboto';
  font-style: italic;
  font-weight: 700;
  src: local('Roboto Bold Italic'), local('Roboto-BoldItalic'), url(4.woff) format('woff');
}