Style Chapter Format in LaTeX

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\documentclass[a4paper]{article}
\usepackage[margin=1in]{geometry}
\usepackage{blindtext}
\usepackage[x11names]{xcolor}
\pagecolor{AntiqueWhite1}

\begin{document}
	\blinddocument
\end{document}

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\documentclass[a4paper]{article}
\usepackage[margin=1in]{geometry}
\usepackage{blindtext}
\usepackage[x11names]{xcolor}
\pagecolor{AntiqueWhite1}

\usepackage{titlesec}

\titleformat{\section}{
  \vspace{-4pt}\scshape\centering\large
}{\S~\thesection\quad}{0em}{}[\color{red}\titlerule\vspace{-5pt}]

\titleformat{\subsection}{
  \vspace{-4pt}\sffamily\raggedright\large
}{\S~\thesubsection\quad}{1em}{}[\color{green}\titlerule\vspace{-5pt}]

\titleformat{\subsubsection}{
  \vspace{-4pt}\bfseries\itshape\raggedright\large
}{\S~\thesubsubsection\quad}{3em}{}[\color{blue}\titlerule\vspace{-5pt}]

\begin{document}
	\blinddocument
\end{document}