Latex Document Class for Writing a Tech Report

techrep.cls

\ProvidesClass{techrep}[Latex class for Tech Report]
\NeedsTeXFormat{LaTeX2e}
\LoadClass[10pt, a4paper, UTF8]{ctexart}

\usepackage[
  top=2cm,
  bottom=2cm,
  left=2cm,
  right=2cm
]{geometry} 

\ctexset
{
	section = {
		nameformat = {\zihao{-3}\heiti},
		format += \zihao{-3} \heiti \raggedright,  % \zihao{3}为三号
	},
	subsection = {
		nameformat = {\zihao{4}\heiti},
		format += \zihao{4} \heiti,              % \zihao{-4}为小四号
	},
	subsubsection = {
		nameformat = {\zihao{-4}\heiti},
		format += \zihao{-4} \heiti,              % \zihao{-4}为小四号
	}
}

\RequirePackage{fontspec}
\setmainfont{Times New Roman}

\RequirePackage{bm}
\RequirePackage{fancyhdr}    % 页面样式
\RequirePackage{graphicx}    % 插入图片
\RequirePackage{algorithm}   % 算法插入
\RequirePackage{algpseudocode} % 算法插入
\RequirePackage{amsmath}     % 数学公式
\RequirePackage{hyperref}    % 超链接生成
\RequirePackage{tabularx}    % 表格
\RequirePackage{xcolor}
\RequirePackage[cache=false]{minted} % 代码
\RequirePackage{tikz}        % 绘图
\usetikzlibrary{arrows.meta, calc, positioning, graphs, arrows,shapes.geometric}

\makeatletter
\renewcommand\maketitle
{
	\begin{center}
    	\fangsong \Huge {\@title} \\
    	\vspace*{0.5cm}
    	\songti \large
  		\@author \\
  		\today
  \end{center}
}
\makeatother

\pagestyle{fancy}
\fancypagestyle{main}{
    \fancyhf{} 
	\fancyhead{}
	\fancyfoot{}
	\fancyfoot[C]{\thepage \bfseries}
	\renewcommand\headrulewidth{0pt}
    \renewcommand\footrulewidth{0pt}
}
\appto\mainmatter{\pagestyle{main}}
\mainmatter