Geoff Evason's method of embedding base64-encoded web fonts into CSS file to circumvent CORS in Firefox. http://geoff.evason.name/2010/05/03/cross-domain-workaround-for-font-face-and-firefox https://github.com/geoffevason

base64-web-font-embed-code

@font-face {
  font-family: 'MyFontFamily';
  src: url('myfont-webfont.eot?') format('embedded-opentype');
}
   
@font-face {
  font-family: 'MyFontFamily';
    url(data:font/truetype;charset=utf-8;base64,BASE64_ENCODED_DATA_HERE)  format('truetype'),
    url(data:font/woff;charset=utf-8;base64,BASE64_ENCODED_DATA_HERE)  format('woff'),
    url('myfont-webfont.svg#svgFontName') format('svg');
}