\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\usepackage[ngerman,english]{babel}

% -- https://www.ctan.org/pkg/newtx?lang=en
\usepackage{newtxtext,newtxmath}

% -- https://www.ctan.org/pkg/scrextend
\usepackage{scrextend}

\usepackage{booktabs}
\usepackage{tabularx}
\usepackage{threeparttable}
\usepackage{multirow}

\usepackage{pifont}

% get layout information
\usepackage{layout}

\usepackage{rotating}
\usepackage{adjustbox}
\usepackage{setspace}
\usepackage{ragged2e}
\usepackage{lipsum}
\usepackage{blindtext}
\usepackage{calc}

\usepackage{eqnarray,amsmath}
\usepackage[linesnumbered]{algorithm2e}

% -- Absolute positions 
\usepackage[absolute,overlay]{textpos}

\usepackage{tcolorbox}
\tcbuselibrary{most}

\usepackage{soul}

%improve wrapping of URLs - hint by http://tex.stackexchange.com/a/10419/9075
\makeatletter
\g@addto@macro{\UrlBreaks}{\UrlOrds}
\makeatother


% -------------------------------------------------------------
% Hyperreferences
% -------------------------------------------------------------
\usepackage{hyperref}
\hypersetup{colorlinks=true,linkcolor=,urlcolor=gray70,citecolor=blue1}


% -------------------------------------------------------------
% Bibliography
% -------------------------------------------------------------

\usepackage[%
  %sorting=debug, 
  %natbib=true,
  %backend=biber,bibencoding=utf8,
  backend=bibtex8,bibencoding=ascii,language=auto,natbib=true,%maxbibnames=10,
  sorting=nyt,
  style=alphabetic,
  maxalphanames=1
  %minnames=3,
  %maxnames=6,
  %doi=false
]{biblatex}

% -- remove plus sign in labels [Stö+18]
\renewcommand*{\labelalphaothers}{}

% -- make bibliography entries smaller
\renewcommand\bibfont{\scriptsize}
% -- and kill the abominable icon
\setbeamertemplate{bibliography item}[text]

%\addbibresource{bibliography.bib}
%\addbibresource{bibliography-2.bib}




% -------------------------------------------------------------
%  Minted Code Listing
% -------------------------------------------------------------
% Need the following Python package:
%  - Pygments (http://pygments.org/)
%
% Requires the -shell-escape flag when calling LaTeX !!!! 
%
% List all styles: 
%    $ pygmentize -L styles
% \usemintedstyle{monokai}
%
% List all Languages: 
%    $ pygmentize -L lexers


%\usepackage[titles]{tocloft}
%\newlistof{listing}{lol}{Listings}
%\usepackage[newfloat]{minted}
%\usepackage{caption}
%\renewcommand{\cftlistingpresnum}{Listing~}
%\setlength{\cftlistingnumwidth}{2,8cm}

\usepackage{minted}


% -------------------------------------------------------------
% Captions
% -------------------------------------------------------------
\usepackage{caption}
\captionsetup{%
  justification=raggedright,
  singlelinecheck=false
} 


% -------------------------------------------------------------


\renewcommand\thefootnote{\textbf{\textcolor{blue1}{\arabic{footnote}}}}
\renewcommand{\footnotesize}{\fontsize{6pt}{7pt}\selectfont}

%% Insert line break in algorithm
\newcommand{\WRP}{\par\qquad\(\hookrightarrow\)\enspace}

%\newcommand{\showHorizontalNavBar}{}
\def\showHorizontalNavBar{}


% -------------------------------------------------------------
% Color Boxes
% -------------------------------------------------------------

\newtcolorbox{shadowbox1}[2][]{%
    enhanced,
    size=small,
    width=#2, 
    colback=gray1, 
    colframe=gray1, 
    sharp corners, 
    drop small lifted shadow=black,
    #1
}


% -------------------------------------------------------------
% Images
% -------------------------------------------------------------

\newcommand{\rotimagewithsource}[3]{%
\begin{figure}
  \hypersetup{urlcolor=gray50}
  \setbeamerfont{caption}{size=\fontsize{2pt}{3pt}\selectfont}
  \setbeamercolor{caption}{fg=gray50}
  \captionsetup{labelformat=empty,justification=raggedright,singlelinecheck=false}%
  \begin{adjustbox}{addcode={\begin{minipage}{\width}}{\caption{#3}\end{minipage}},#1,center}
      #2
  \end{adjustbox}
  \addtocounter{figure}{-1}
\end{figure}
}


\newcommand{\rotimagewithcaption}[3]{%
  \begin{figure}
    \begin{adjustbox}{addcode={\begin{minipage}{\width}}{\caption{#3}\end{minipage}},#1,center}
      #2
    \end{adjustbox}
  \end{figure}
}