Sass partial - font face declarations for Drupal theme supplied font files

_fonts.scss

/**
* @file
* Font face declarations
*
* NOTES:
* 1) use .eot for full IE support or .woff for IE 9+ support
*  (reference: http://caniuse.com/#search=font)
* 2) NOT using Compass' font-face mixin due to sketchy support, instead using
*  http://www.paulirish.com/2009/bulletproof-font-face-implementation-syntax/
*/

@font-face {
  font-family: "Gotham Book";
  src: url('Gotham-Book.eot?') format('eot'), 
    url('Gotham-Book.woff') format('woff'),
    url('Gotham-Book.otf') format('opentype');
  font-weight:normal;
}

@font-face {
  font-family: "Gotham Bold";
  src: url('Gotham-Bold.eot?') format('eot'), 
    url('Gotham-Bold.woff') format('woff'),
    url('Gotham-Bold.otf') format('opentype');
  font-weight:normal;
}

@font-face {
  font-family: "Gotham Medium";
  src: url('Gotham-Medium.eot?') format('eot'), 
    url('Gotham-Medium.woff') format('woff'),
    url('Gotham-Medium.otf') format('opentype');
  font-weight:normal;
}