章节标题字体设置

[kirol1995]

请问章节标题的字体如何设置为宋体

[sikouhjw]

加到导言区

\ExplSyntaxOn
\keys_set:nn { ctex }
  {
    chapter =
      {
        format      += \rmfamily,
      },
    section =
      {
        format      += \rmfamily,
      },
    subsection =
      {
        format      += \rmfamily,
      }
  }
\ExplSyntaxOff

[stone-zeng]

建议直接用 \ctexset