:root{
  --font-body:"PingFang TC","PingFang SC","Hiragino Sans GB","Noto Sans CJK TC","Noto Sans CJK SC","Microsoft JhengHei","Microsoft YaHei","Heiti TC","Heiti SC",system-ui,-apple-system,sans-serif;
  --font-heading:"Songti TC","Songti SC","STSong","Noto Serif CJK TC","Noto Serif CJK SC","PMingLiU","SimSun",serif;
}

html,
body,
button,
input,
select,
textarea{
  font-family:var(--font-body);
}

h1,
h2,
h3,
h4,
h5,
h6,
.font-heading{
  font-family:var(--font-heading);
}

.wrap .nav a,
.wrap .footer a,
.wrap .card strong{
  font-family:var(--font-heading);
}