@font-face {
    font-family: 'CircularStd';
    src: url('../woff2/circularstd-book.woff2') format('woff2'),
        url('../woff/circularstd-book.woff') format('woff'),
        url('../circularstd-book.html') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'CircularStd';
    src: url('../woff/circularstd-medium.woff') format('woff2'),
         url('../woff/circularstd-medium.woff') format('woff');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'CircularStd';
    src: url('../woff/circularstd-bold.woff') format('woff2'),
         url('../woff/circularstd-bold.woff') format('woff');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}