/* Shared article typography: class based formatting survives HTML sanitization. */
.yx-font-sans{font-family:"PingFang SC","Microsoft YaHei",sans-serif!important}.yx-font-serif{font-family:"Songti SC",SimSun,serif!important}.yx-font-mono{font-family:ui-monospace,SFMono-Regular,Consolas,monospace!important}.yx-color-ink{color:#172b4d!important}.yx-color-blue{color:#0052d9!important}.yx-color-red{color:#c92a2a!important}.yx-color-green{color:#16803c!important}.yx-color-gray{color:#64748b!important}
.yx-size-14{font-size:14px!important;line-height:1.8}.yx-size-16{font-size:16px!important;line-height:1.8}.yx-size-18{font-size:18px!important;line-height:1.8}.yx-size-20{font-size:20px!important;line-height:1.8}.yx-size-24{font-size:24px!important;line-height:1.8}.yx-size-28{font-size:28px!important;line-height:1.8}.yx-size-32{font-size:32px!important;line-height:1.8}