:root{--font-cfa-reading:"CFA Latin", "Noto Serif SC Web", "FandolSong", "Songti SC", "STSong", "SimSun", "Noto Serif CJK SC", "Source Han Serif SC", serif;--font-cfa-heading:"KaTeX_SansSerif", "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", "Noto Sans SC", sans-serif;--fs-32:2rem;--fs-20:1.25rem;--fs-17:1.0625rem;--fs-16:1rem;--fs-14:.875rem;--fs-12:.75rem;--fs-11:.6875rem}