@font-face {
  font-family: 'NanumSquare';
  font-style: normal;
  font-weight: 400;
  src: url(https://cdn.jsdelivr.net/npm/typeface-nanum-square@1.1.0/NanumSquareR.woff2) format('woff2'),
       url(https://cdn.jsdelivr.net/npm/typeface-nanum-square@1.1.0/NanumSquareR.woff) format('woff')
}

@font-face {
  font-family: 'NanumSquare';
  font-style: normal;
  font-weight: 700;
  src: url(https://cdn.jsdelivr.net/npm/typeface-nanum-square@1.1.0/NanumSquareB.woff2) format('woff2'),
       url(https://cdn.jsdelivr.net/npm/typeface-nanum-square@1.1.0/NanumSquareB.woff) format('woff')
}

div[data-font="NanumSquare"], span[data-bizonvi][data-fontfamily="NanumSquare"]{font-family:'NanumSquare'}