@font-face {
    font-family: 'IBM Plex Serif';
    src: url('IBMPlexSerif-Bold.ttf') format('truetype'),
        url('IBMPlexSerif-Bold.woff2') format('woff2'),
        url('IBMPlexSerif-Bold.woff') format('woff');
        
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'IBM Plex Serif';
    src: url('IBMPlexSerif-SemiBold.ttf') format('truetype'),
        url('IBMPlexSerif-SemiBold.woff2') format('woff2'),
        url('IBMPlexSerif-SemiBold.woff') format('woff');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}


@font-face {
    font-family: 'IBM Plex Serif';
    src: url('IBMPlexSerif-Regular.ttf') format('truetype'),
        url('IBMPlexSerif-Regular.woff2') format('woff2'),
        url('IBMPlexSerif-Regular.woff') format('woff');
        
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'IBM Plex Serif';
    src: url('IBMPlexSerif-Medium.ttf') format('truetype'),
        url('IBMPlexSerif-Medium.woff2') format('woff2'),
        url('IBMPlexSerif-Medium.woff') format('woff');
    font-weight: 500;
    font-style: normal;
   font-display: swap;
}