@font-face {
  font-family: 'Droid Serif';
  font-style: normal;
  font-weight: 400;
  src: url(https://fonts.gstatic.com/s/droidserif/v20/tDbI2oqRg1oM3QBjjcaDkOr9rAA.ttf) format('truetype');
}
@font-face {
  font-family: 'PT Serif';
  font-style: normal;
  font-weight: 400;
  src: url(https://fonts.gstatic.com/s/ptserif/v19/EJRVQgYoZZY2vCFuvAFWzro.ttf) format('truetype');
}
@font-face {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 400;
  font-stretch: normal;
  src: url(https://fonts.gstatic.com/s/roboto/v50/KFOMCnqEu92Fr1ME7kSn66aGLdTylUAMQXC89YmC2DPNWubEbVmUiA8.ttf) format('truetype');
}
@font-face {
  font-family: 'Roboto Slab';
  font-style: normal;
  font-weight: 400;
  src: url(https://fonts.gstatic.com/s/robotoslab/v36/BngbUXZYTXPIvIBgJJSb6s3BzlRRfKOFbvjojISmb2Rm.ttf) format('truetype');
}
@font-face {
  font-family: 'Ubuntu';
  font-style: normal;
  font-weight: 400;
  src: url(https://fonts.gstatic.com/s/ubuntu/v21/4iCs6KVjbNBYlgoKfw7z.ttf) format('truetype');
}