@font-face {
   font-family: 'IBMPlexSansKR-Regular';
   font-display: swap;
   src: url('IBMPlexSansKR-Regular/font.ttf');
}
@font-face {
   font-family: 'IBMPlexSansKR-Bold';
   font-display: swap;
   src: url('IBMPlexSansKR-Bold/font.ttf');
}
@font-face {
   font-family: 'IBMPlexSansKR-Medium';
   font-display: swap;
   src: url('IBMPlexSansKR-Medium/font.ttf');
}