add header text macro

assets/prelude.tex

@@ -43,6 +43,8 @@
 {\end{quote}\end{quote}
 }
 
+\newcommand{\subheader}[1]{\large\headingfont #1}
+
 \newenvironment{basicmove}[1]
 {\begin{quote}{\color{MoveBlue}$\diamond$\headingfont #1}\begin{quote}
 }