\documentclass[10pt,a4paper]{article}

% Packages
\usepackage{fancyhdr}           % For header and footer
\usepackage{multicol}           % Allows multicols in tables
\usepackage{tabularx}           % Intelligent column widths
\usepackage{tabulary}           % Used in header and footer
\usepackage{hhline}             % Border under tables
\usepackage{graphicx}           % For images
\usepackage{xcolor}             % For hex colours
%\usepackage[utf8x]{inputenc}    % For unicode character support
\usepackage[T1]{fontenc}        % Without this we get weird character replacements
\usepackage{colortbl}           % For coloured tables
\usepackage{setspace}           % For line height
\usepackage{lastpage}           % Needed for total page number
\usepackage{seqsplit}           % Splits long words.
%\usepackage{opensans}          % Can't make this work so far. Shame. Would be lovely.
\usepackage[normalem]{ulem}     % For underlining links
% Most of the following are not required for the majority
% of cheat sheets but are needed for some symbol support.
\usepackage{amsmath}            % Symbols
\usepackage{MnSymbol}           % Symbols
\usepackage{wasysym}            % Symbols
%\usepackage[english,german,french,spanish,italian]{babel}              % Languages

% Document Info
\author{zdooder}
\pdfinfo{
  /Title (markdown.pdf)
  /Creator (Cheatography)
  /Author (zdooder)
  /Subject (Markdown Cheat Sheet)
}

% Lengths and widths
\addtolength{\textwidth}{6cm}
\addtolength{\textheight}{-1cm}
\addtolength{\hoffset}{-3cm}
\addtolength{\voffset}{-2cm}
\setlength{\tabcolsep}{0.2cm} % Space between columns
\setlength{\headsep}{-12pt} % Reduce space between header and content
\setlength{\headheight}{85pt} % If less, LaTeX automatically increases it
\renewcommand{\footrulewidth}{0pt} % Remove footer line
\renewcommand{\headrulewidth}{0pt} % Remove header line
\renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit
% This two commands together give roughly
% the right line height in the tables
\renewcommand{\arraystretch}{1.3}
\onehalfspacing

% Commands
\newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour
\newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols
\newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns
\newcommand{\tn}{\tabularnewline} % Required as custom column type in use

% Font and Colours
\definecolor{HeadBackground}{HTML}{333333}
\definecolor{FootBackground}{HTML}{666666}
\definecolor{TextColor}{HTML}{333333}
\definecolor{DarkBackground}{HTML}{A3A3A3}
\definecolor{LightBackground}{HTML}{F3F3F3}
\renewcommand{\familydefault}{\sfdefault}
\color{TextColor}

% Header and Footer
\pagestyle{fancy}
\fancyhead{} % Set header to blank
\fancyfoot{} % Set footer to blank
\fancyhead[L]{
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{C}
    \SetRowColor{DarkBackground}
    \vspace{-7pt}
    {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent
        \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}}
    }
\end{tabulary}
\columnbreak
\begin{tabulary}{11cm}{L}
    \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Markdown Cheat Sheet}}}} \\
    \normalsize{by \textcolor{DarkBackground}{zdooder} via \textcolor{DarkBackground}{\uline{cheatography.com/5366/cs/8252/}}}
\end{tabulary}
\end{multicols}}

\fancyfoot[L]{ \footnotesize
\noindent
\begin{multicols}{3}
\begin{tabulary}{5.8cm}{LL}
  \SetRowColor{FootBackground}
  \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}}  \\
  \vspace{-2pt}zdooder \\
  \uline{cheatography.com/zdooder} \\
  \end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}}  \\
   \vspace{-2pt}Not Yet Published.\\
   Updated 19th May, 2016.\\
   Page {\thepage} of \pageref{LastPage}.
\end{tabulary}
\vfill
\columnbreak
\begin{tabulary}{5.8cm}{L}
  \SetRowColor{FootBackground}
  \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}}  \\
  \SetRowColor{white}
  \vspace{-5pt}
  %\includegraphics[width=48px,height=48px]{dave.jpeg}
  Measure your website readability!\\
  www.readability-score.com
\end{tabulary}
\end{multicols}}




\begin{document}
\raggedright
\raggedcolumns

% Set font size to small. Switch to any value
% from this page to resize cheat sheet text:
% www.emerson.emory.edu/services/latex/latex_169.html
\footnotesize % Small font.

\begin{multicols*}{3}

\begin{tabularx}{5.377cm}{x{2.83689 cm} x{2.14011 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Headers}}  \tn
% Row 0
\SetRowColor{LightBackground}
\# H1 & \textless{}h1\textgreater{}H1\textless{}/h1\textgreater{} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
\#\# H2 & \textless{}h2\textgreater{}H2\textless{}/h2\textgreater{} \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
\#\#\# H3 & \textless{}h3\textgreater{}H3\textless{}/h3\textgreater{} \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
... & ... \tn 
% Row Count 4 (+ 1)
% Row 4
\SetRowColor{LightBackground}
\#\#\#\#\#\# H6 & \textless{}h6\textgreater{}H6\textless{}/h6\textgreater{} \tn 
% Row Count 5 (+ 1)
% Row 5
\SetRowColor{white}
Alt-H1\{\{nl\}\}====== & \textless{}h1\textgreater{}Alt-H1\textless{}/h1\textgreater{} \tn 
% Row Count 6 (+ 1)
% Row 6
\SetRowColor{LightBackground}
Alt-H2\{\{nl\}\}-{}-{}-{}-{}-{}-{}-- & \textless{}h2\textgreater{}Alt-H2\textless{}/h2\textgreater{} \tn 
% Row Count 7 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Code}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{Inline \textbackslash{}`code\textbackslash{}`} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{\textbackslash{}`\textbackslash{}`\textbackslash{}`language\{\{nl\}\}code\{\{nl\}\}\textbackslash{}`\textbackslash{}`\textbackslash{}`} \tn 
% Row Count 2 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{p{1.14471 cm} x{3.83229 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Horizontal Rule}}  \tn
% Row 0
\SetRowColor{LightBackground}
*** & Three or more \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
-{}-{}- & creates a horizontal \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
\_\_\_ & rule \tn 
% Row Count 3 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.73735 cm} x{2.23965 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Emphasis}}  \tn
% Row 0
\SetRowColor{LightBackground}
*italic* & {\emph{italic}} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
\_italic\_ & {\emph{italic}} \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
**bold** & {\bf{bold}} \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
\_\_bold\_\_ & {\bf{bold}} \tn 
% Row Count 4 (+ 1)
% Row 4
\SetRowColor{LightBackground}
\textbackslash{}\textasciitilde{}\textbackslash{}\textasciitilde{}strikethrough\textbackslash{}\textasciitilde{}\textbackslash{}\textasciitilde{} & \textasciitilde{}\textasciitilde{}strikethrough\textasciitilde{}\textasciitilde{} \tn 
% Row Count 5 (+ 1)
% Row 5
\SetRowColor{white}
**one and \_two\_** & {\bf{one and {\emph{two}}}} \tn 
% Row Count 6 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{2.4885 cm} x{2.4885 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Images}}  \tn
% Row 0
\SetRowColor{LightBackground}
!{[}alt text{]}(url "Title") & \textless{}img src="url" title="title" alt="alt text"\textgreater{} \tn 
% Row Count 3 (+ 3)
% Row 1
\SetRowColor{white}
!{[}alt text{]}{[}ref{]}\{\{nl\}\}{[}ref{]}: url "Title" & \textless{}img src="url" title="title" alt="alt text"\textgreater{} \tn 
% Row Count 6 (+ 3)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Tables}}  \tn
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{Tables using pipes and dashes, colons can be used to align columns. \newline % Row Count 2 (+ 2)
Column A | Column B | Column C \newline % Row Count 3 (+ 1)
-{}-{}-{}-{}-{}-{}-{}-{}-|:-{}-{}-{}-{}-{}-{}--:|-{}-{}-{}-{}-{}-{}-{}-{}-{}-: \newline % Row Count 4 (+ 1)
Row 1 ~~~~~ | centered~~| right-aligned% Row Count 6 (+ 2)
} \tn 
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Lists}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{1. First Ordered List Item} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{2. Another Item} \tn 
% Row Count 2 (+ 1)
% Row 2
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{* Unordered sub Item (indent by 2)} \tn 
% Row Count 3 (+ 1)
% Row 3
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{1. Actual numbers don't matter.} \tn 
% Row Count 4 (+ 1)
% Row 4
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{1. Ordered sub item (indent by 2)} \tn 
% Row Count 5 (+ 1)
% Row 5
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{- Unordered items can start with '*'. '-' or '+'} \tn 
% Row Count 6 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{x{3.18528 cm} x{1.79172 cm} }
\SetRowColor{DarkBackground}
\mymulticolumn{2}{x{5.377cm}}{\bf\textcolor{white}{Links}}  \tn
% Row 0
\SetRowColor{LightBackground}
{[}text{]}(url) & \textless{}a href="url"\textgreater{}text\textless{}/a\textgreater{} \tn 
% Row Count 2 (+ 2)
% Row 1
\SetRowColor{white}
{[}text{]}{[}reference{]}\{\{nl\}\}{[}reference{]}: url & \textless{}a href="url"\textgreater{}text\textless{}/a\textgreater{} \tn 
% Row Count 4 (+ 2)
% Row 2
\SetRowColor{LightBackground}
{[}text{]}{[}\#{]}\{\{nl\}\}{[}\#{]}: url & \textless{}a href="url"\textgreater{}text\textless{}/a\textgreater{} \tn 
% Row Count 6 (+ 2)
% Row 3
\SetRowColor{white}
url & \textless{}a href="url"\textgreater{}url\textless{}/a\textgreater{} \tn 
% Row Count 8 (+ 2)
% Row 4
\SetRowColor{LightBackground}
\textless{}url\textgreater{} & \textless{}a href="url"\textgreater{}url\textless{}/a\textgreater{} \tn 
% Row Count 10 (+ 2)
\hhline{>{\arrayrulecolor{DarkBackground}}--}
\end{tabularx}
\par\addvspace{1.3em}

\begin{tabularx}{5.377cm}{X}
\SetRowColor{DarkBackground}
\mymulticolumn{1}{x{5.377cm}}{\bf\textcolor{white}{Blockquotes}}  \tn
% Row 0
\SetRowColor{LightBackground}
\mymulticolumn{1}{x{5.377cm}}{\textgreater{} Block Quotes} \tn 
% Row Count 1 (+ 1)
% Row 1
\SetRowColor{white}
\mymulticolumn{1}{x{5.377cm}}{\textgreater{} \textgreater{} Multiple Levels of Quotation} \tn 
% Row Count 2 (+ 1)
\hhline{>{\arrayrulecolor{DarkBackground}}-}
\end{tabularx}
\par\addvspace{1.3em}


% That's all folks
\end{multicols*}

\end{document}