@font-face {
    font-family: 'AvenirLTStd-Book';
    src: url('AvenirLTStd-Book.eot');
}
@font-face {
    font-family: 'AvenirLTStd-Book';
    src: url('AvenirLTStd-Book.woff') format('woff'),
    url('AvenirLTStd-Book.svg#AvenirLTStd-Book') format('svg');
}