amp css

add_action('amp_post_template_css',function ($class){
    ?>
    @font-face {
    font-family: 'Aldrich';
    font-style: normal;
    font-weight: 400;
    src: url(https://fonts.gstatic.com/s/aldrich/v11/MCoTzAn-1s3IGyJMVacY3w.woff2) format('woff2');
    unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
    }
    <?php
},99999);