\usepackage{fancyhdr}
\usepackage{graphicx}
\usepackage{titlesec}
\usepackage{tikz}
\usepackage{indentfirst}
\usepackage{datetime2}
\usepackage{geometry,lscape}
\usepackage{enumitem}
\usepackage{multicol,multirow}
\usepackage{float,adjustbox}
%\usepackage{fontawesome}
\usepackage{longtable}
\usepackage{tikz}
\usepackage{hyperref}
\usepackage{forest}
\usepackage{nomencl,imakeidx}
\usetikzlibrary{mindmap,trees}
\usepackage{booktabs}% http://ctan.org/pkg/booktabs
\newcommand{\tabitem}{~~\llap{\textbullet}~~}
\usepackage{setspace,fontspec}

\spacing{1.15}
\babelfont{rm}{IBM Plex Sans}
\babelfont{tt}{PT Mono}

\titlelabel{\thetitle. \quad}
\setcounter{tocdepth}{2}
\renewcommand{\nomname}{Термины, определения и сокращения}
\makeindex
\makenomenclature

\newcounter{slidenum}
\setcounter{slidenum}{1} % set to 2 if want to exclude title page of presentation
\newcommand{\showslide}[1]{
  \noindent\makebox[\linewidth]{\rule{.90\paperwidth}{1.4pt}}
  \begin{center}
    \framebox{\includegraphics[page=\arabic{slidenum},width=.85\textwidth]{#1}}
    \stepcounter{slidenum}
  \end{center}
}
\newcommand\hrf[1]{\hyperref[#1]{\ref{#1}}}
\newcommand\hRf[1]{\hyperref[#1]{\nameref{#1}}}
\newcommand{\wordcount}{\input{/tmp/wordcount.tex}}
\newcommand{\code}[1]{\small{\texttt{\detokenize{#1}}}\normalsize}
\newcommand*{\nom}[2]{#1\nomenclature{#1}{#2}}
\renewcommand\labelitemi{\textemdash}
\newenvironment{frm}
  { \begin{center} \begin{tabular}{|p{0.9\textwidth}|} \hline\\ }
  { \\\\\hline \end{tabular} \end{center} }

\fancypagestyle{plain}{
  \setlength{\headheight}{33pt}
  \fancyhf{}
  \lhead{\includegraphics[height=5mm]{logo.png}}
  \rhead{И.И. Овчинников \\ \href{https://t.me/ivanigorevichfeed}{Telegram: ivanigorevichfeed}}
  \chead{\thepage}
%  \cfoot{\faRocket}
  \rfoot{Всего слов: \wordcount}
}

\geometry{
  left=2cm,
  right=1cm,
  top=2cm,
  bottom=2cm
}

\setlist{nolistsep}
\setlist[itemize]{leftmargin=10mm}
\setlist[enumerate]{leftmargin=10mm}