LaTeX Templates Bìa sách tuyệt đẹp 4

\documentclass[a4paper]{article} 
\usepackage{fouriernc} 
\usepackage[utf8]{vietnam} 
\usepackage[top=2cm,bottom=2cm,left=2cm,right=2cm]{geometry}
\usepackage{amsmath,amsfonts,amssymb} 
\usepackage{graphicx} 
\usepackage{tikz} 
\usetikzlibrary{calc, shadings, fadings, shadows, shapes, shapes.geometric, arrows, calc, intersections, angles, quotes, snakes, decorations.text, decorations.pathmorphing, backgrounds, positioning, fit, petri, mindmap, matrix, patterns,patterns.meta} 
\begin{document}
	\pagestyle{empty}
	\begin{tikzpicture}[remember picture, overlay]
	\definecolor{maucam}{rgb}{1.0, 0.49, 0.0}
	\definecolor{mauxanh}{rgb}{0.52, 0.73, 0.4}
	\definecolor{mauxanhnhat}{rgb}{0.7, 0.93, 0.36}
	\definecolor{mauvangnhat}{rgb}{0.98, 0.91, 0.71}
	\definecolor{mauxanhduong}{rgb}{0.13, 0.67, 0.8}
	\fill[maucam]([yshift=-3cm]current page.north west)--([yshift=-3cm,xshift=7cm]current page.north west)--(current page.north)--(current page.north west)--cycle;
	
	\fill[maucam]([yshift=-4cm]current page.west)--([yshift=-1cm]current page.east)--(current page.south east)--(current page.south west)--cycle;
	
	\fill[mauxanh]([yshift=-7.4cm,xshift=3cm]current page.center)--([turn]100:6)--([turn]90:6)--([turn]90:6)--([turn]90:6);
	\fill[white]([yshift=-7.4cm,xshift=4cm]current page.center)--([turn]115:6)--([turn]90:6)--([turn]90:6)--([turn]90:6);
	\fill[mauxanhnhat]([yshift=-6.7cm,xshift=3.9cm]current page.center)--([turn]115:5)--([turn]90:5)--([turn]90:5)--([turn]90:5);
	\fill[mauvangnhat]([yshift=-5.95cm,xshift=3.8cm]current page.center)--([turn]115:4)--([turn]90:4)--([turn]90:4)--([turn]90:4);
	\node[text width=6cm, text centered, color=red] at ([yshift=-2cm,xshift=-4cm]current page.north east){\fontsize{25}{0}\selectfont Nhóm \LaTeX};
	\coordinate (A) at ([yshift=7cm,xshift=7cm]current page.west);
	\foreach \i in {0,0.001,...,0.5}{
		\pgfmathsetmacro{\r}{0.5-\i}
		\pgfmathsetmacro{\k}{\i*100/0.5}
		\node[text=gray!50,text width=15cm, text centered] at ($(A)+(45:\i)$) {\fontfamily{qcs}\fontsize{60}{0}\selectfont\bfseries ĐỀ ~~CƯƠNG};
		
	}
	\node[text width=15cm, text centered, color=red] at ([yshift=7cm,xshift=7cm]current page.west){\fontfamily{qcs}\fontsize{60}{0}\selectfont\bfseries ĐỀ ~~CƯƠNG};
	
	\node[text width=15cm, text centered, color=red] at ([yshift=3cm,xshift=3cm]current page.center){\fontfamily{qcs}\fontsize{100}{0}\selectfont\bfseries TOÁN};
	
	\node[text width=15cm, text centered, color=mauxanhduong] at ([yshift=-3.5cm,xshift=3.2cm]current page.center){\fontfamily{qcs}\fontsize{80}{0}\selectfont\bfseries 7};
	
	\node[text=white,opacity=.5,scale=30] at ([xshift=-4cm,yshift=6cm]current page.south){$\triangle$};
	
	\node[text=white,opacity=.5,scale=30] at ([xshift=2cm,yshift=6cm]current page.south){$\circ$};
	
	\node[text=white,opacity=.5,scale=10] at ([xshift=8cm,yshift=6cm]current page.south){$\dfrac{a}{b}$};
	\node[text width=12cm,text centered] at ([yshift=1.5cm]current page.south){\fontsize{25}{0} \selectfont LƯU HÀNH NỘI BỘ};
	
	\end{tikzpicture}
\end{document}