admin/public/plugins/fonts/index.css

@font-face {
    font-family: "hc-FZGongYHJW";
    src: url('./FZGongYHJW.ttf') format('truetype');
}
.font-FZGongYHJW {
    font-family: 'hc-FZGongYHJW', serif;
}

@font-face {
    font-family: "hc-eudc";
    src: url('./EUDC.ttf') format('truetype');
    font-display: swap;
}
.font-EUDC {
    font-family: 'hc-eudc', serif;
}

html, body, * {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
}