quatrième de couverture Book
J'utilise ce template et j'aurais aimé creer et aposer une quatrième de couverture sur le book mais je n'arrive pas a realiser la configuration ...
%----------------------------------------------------------------------------------------
% PACKAGES AND OTHER DOCUMENT CONFIGURATIONS
%----------------------------------------------------------------------------------------
\documentclass[a4paper, english, french, 11pt]{book} % A4 paper size, default 11pt font size and oneside for equal margins
\usepackage[svgnames]{xcolor} % Required for colour specification
\usepackage[utf8]{inputenc} % Required for inputting international characters
\usepackage[T1]{fontenc} % Output font encoding for international characters
\usepackage{fouriernc} % Use the New Century Schoolbook font
\usepackage{graphicx}
\usepackage{babel}
\usepackage[explicit]{titlesec}
\usepackage{setspace}
\definecolor{darkblue}{rgb}{0.12,0.47,0.87}
\newlength\chapnumb
\setlength\chapnumb{3cm}
\onehalfspacing
%\titleformat{\chapter}[display] {\fontsize{17pt}{12pt}\selectfont \bfseries}{\textcolor{darkblue} {\chaptertitlename\ \thechapter: #1}}{20pt}{\Huge}
%\titleformat{name=\chapter,numberless}[display] {\fontsize{17pt}{12pt}\selectfont \bfseries}{\textcolor{darkblue} {#1}}{20pt}{\Huge}
\titleformat{\chapter}[block] {
\normalfont\sffamily\color{blue}\LARGE}{}{0pt} {
\parbox[b]{\chapnumb}{
\fontsize{90}{10}\selectfont\thechapter}
\parbox[b]{\dimexpr\textwidth-\chapnumb\relax}{
\raggedleft
\hfill{{#1}}\\
\rule{\dimexpr\textwidth-\chapnumb\relax}{0.4pt}
}
}
\titleformat{name=\chapter,numberless}[block]
{\normalfont\sffamily}{}{0pt}
{\parbox[b]{\chapnumb}{%
\mbox{}}%
\parbox[b]{\dimexpr\textwidth-\chapnumb\relax}{%
\raggedleft%
\hfill{\Large#1}\\
\rule{\dimexpr\textwidth-\chapnumb\relax}{0.4pt}}}
\begin{document}
%----------------------------------------------------------------------------------------
% TITLE PAGE
%----------------------------------------------------------------------------------------
\begin{titlepage} % Suppresses headers and footers on the title page
\centering % Centre everything on the title page
%------------------------------------------------
% Top rules
%------------------------------------------------
\rule{\textwidth}{1pt} % Thick horizontal rule
\vspace{2pt}\vspace{-\baselineskip} % Whitespace between rules
\rule{\textwidth}{0.4pt} % Thin horizontal rule
\vspace{0.05\textheight} % Whitespace between the top rules and title
%------------------------------------------------
% Title
%------------------------------------------------
\textcolor{Orange}{ % Red font color
{\LARGE \bf Notice d'utilisation}\\[0.5\baselineskip]} % Title line 1
\textcolor{White}{{\Large x}\\[0.5\baselineskip]} % Title line 2
\textcolor{Blue}{{tit} % Title line 3
}
\vspace{0.025\textheight} % Whitespace between the title and short horizontal rule
\rule{0.3\textwidth}{0.4pt} % Short horizontal rule under the title
\vspace{0.05\textheight} % Whitespace between the thin horizontal rule and the author name
%------------------------------------------------
% Author
%------------------------------------------------
{\Large \textsc{Aurelien Cocq}}\\ % Author name
\vfill % Whitespace between the author name and publisher
{}
\vfill % Whitespace between the author name and publisher
%------------------------------------------------
% Version
%------------------------------------------------
{\LARGE Version 2.0 - Mars 2020}
\vfill % Whitespace between the author name and publisher
%------------------------------------------------
% Publisher
%------------------------------------------------
%{\large\textcolor{Red}{\plogo}}\\ % Publisher logo
{\large\textsc{Bionic}} % Publisher
\vspace{0.01\textheight} % Whitespace under the publisher text
%------------------------------------------------
% Bottom rules
%------------------------------------------------
\rule{\textwidth}{0.4pt} % Thin horizontal rule
\vspace{2pt}\vspace{-\baselineskip} % Whitespace between rules
\rule{\textwidth}{1pt} % Thick horizontal rule
\end{titlepage}
%----------------------------------------------------------------------------------------
\thispagestyle{empty}
\cleardoublepage
\tableofcontents
\thispagestyle{empty}
\chapter{Préface}
\chapter{one}
\end{document}