如何調整 avery5371 抽認卡以適合一頁上 4 張而不是一頁上 10 張？

Question

\documentclass[avery5371,grid]{flashcards}

\cardfrontstyle[\large\slshape]{headings}
\cardbackstyle{empty}
\cardfrontfoot{Behavioral Finance} % footer in bottom right

\usepackage{amssymb}
\usepackage{amsmath}
\usepackage{datetime}

% Custom colours 
\usepackage{xcolor}
\providecommand{\red}[1]{{\color{red} #1}}
\providecommand{\gray}[1]{{\color{gray} #1}}

\begin{document}

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

\begin{flashcard}
[
    Lecture 3
]
{
    What was week 1-2 about
}
\vspace*{\stretch{1}}
\begin{center}
    Deviations from the standard assumptions at the level of the individual.
    Nonstandard preferences and nonstandard belief. 
\end{center}
\vspace*{\stretch{1}}
\end{flashcard}

\end{document}

我真的很喜歡 avery5371 LaTeX 抽認卡，但它們一頁有 10 張。當我把這些列印出來並剪下來時，這些對我來說太小了。有沒有辦法讓我將這些變成 4 合 1 頁抽認卡（橫向模式）而不是 10 合 1 頁抽認卡？