diagram.template.tex

\documentclass[varwidth=\maxdimen,multi=page,12pt]{standalone}
\usepackage{pgfplots}
\usepackage{xcolor}
\usepackage{tikz-cd}
\usepackage{amssymb}
\usepackage{amsmath}
\usepackage{amsopn}
\usepackage{mathpazo}
\usepackage[T1]{fontenc}

\usetikzlibrary{calc}
\usetikzlibrary{fit}
\usetikzlibrary{decorations.pathmorphing}


\ExplSyntaxOn
\NewDocumentCommand{\definealphabet}{mmmm}
 {% #1 = prefix, #2 = command, #3 = start, #4 = end
  \int_step_inline:nnn { `#3 } { `#4 }
   {
    \cs_new_protected:cpx { #1 \char_generate:nn { ##1 }{ 11 } }
     {
      \exp_not:N #2 { \char_generate:nn { ##1 } { 11 } }
     }
   }
 }

\ExplSyntaxOff

\definecolor{accent}{HTML}{c15cff}
\definecolor{accent2}{HTML}{c59efd}

\color{white}

\tikzset{curve/.style={settings={#1},to path={(\tikztostart)
    .. controls ($(\tikztostart)!\pv{pos}!(\tikztotarget)!\pv{height}!270:(\tikztotarget)$)
    and ($(\tikztostart)!1-\pv{pos}!(\tikztotarget)!\pv{height}!270:(\tikztotarget)$)
    .. (\tikztotarget)\tikztonodes}},
    settings/.code={\tikzset{quiver/.cd,#1}
        \def\pv##1{\pgfkeysvalueof{/tikz/quiver/##1}}},
    quiver/.cd,pos/.initial=0.35,height/.initial=0}

\tikzset{tail reversed/.code={\pgfsetarrowsstart{tikzcd to}}}
\tikzset{2tail/.code={\pgfsetarrowsstart{Implies[reversed]}}}
\tikzset{2tail reversed/.code={\pgfsetarrowsstart{Implies}}}
\tikzset{no body/.style={/tikz/dash pattern=on 0 off 1mm}}
\tikzset{
  lies over/.style = {
    |-{Triangle[open, length=1.875mm, width=1.875mm]}
  },
  category over/.style = {
    -{Triangle[open, length=1.875mm, width=1.875mm]}
  },
  3cell/.style={-,preaction={draw,Rightarrow}},
  2cell/.style={double=transparent,-Implies},
  Rightarrow/.style={double equal sign distance, >={Implies}, ->},
  commutative diagrams/background color=transparent
}

\begin{document}
\begin{page}

__BODY__

\end{page}
\end{document}