jeremy-wordpress-theme/fonts/fira-sans/fira-sans.css

@font-face {
    font-family: 'Fira Sans';
    src: url('FiraSans-Regular.eot');
    src: url('FiraSans-Regular.eot?#iefix') format('embedded-opentype'),
	 url('FiraSans-Regular.woff') format('woff');
    font-weight: normal;
    font-style: normal;
}