@font-face {
    font-family: 'Helvetica Neue LT Std Cn';
    src: url('../woff2/helveticaneueltstd-hvcn.woff2') format('woff2'),
    url('../woff/helveticaneueltstd-hvcn.woff') format('woff'),
    url('../ttf/helveticaneueltstd-hvcn.ttf') format('truetype');
    font-weight: 900;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Helvetica Neue LT Std Cn';
    src: url('../woff2/helveticaneueltstd-bdcn.woff2') format('woff2'),
        url('../woff/helveticaneueltstd-bdcn.woff') format('woff'),
        url('../ttf/helveticaneueltstd-bdcn.ttf') format('truetype');
    font-weight: bold;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Helvetica Neue LT Std Cn';
    src: url('../woff2/helveticaneueltstd-mdcn.woff2') format('woff2'),
    url('../woff/helveticaneueltstd-mdcn.woff') format('woff'),
    url('../ttf/helveticaneueltstd-mdcn.ttf') format('truetype');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Helvetica Neue LT Std Cn';
    src: url('../woff2/helveticaneueltstd-cn.woff2') format('woff2'),
        url('../woff/helveticaneueltstd-cn.woff') format('woff'),
        url('../ttf/helveticaneueltstd-cn.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}