documentclass[10pt]{book}
usepackage[a4paper]{geometry}
geometry{a4paper, left=1in, right=1in, top=1in, bottom=1in, portrait}

% Packages
usepackage[slovak]{babel}       % For the language-specific stuff
usepackage{bookmark}            % For bookmarks and to stop `hyperref` complaining
usepackage{xcolor}              % For font colour
usepackage{enumitem}            % For {enumerate} that can be resumed and referenced
usepackage{tikz}                % For drawing graphics
usepackage{wrapfig}             % For wraping figures/images/tikz

% Font family
usepackage[math-style=ISO, bold-style=ISO, partial=upright, nabla=upright]{unicode-math}
setmainfont{Libertinus Serif}

% Paragraph and line settings
setlength{parindent}{0em}           % Set paragraph indentation
setlength{parskip}{0.08in}          % Paragraph spacing
renewcommand{baselinestretch}{1.0}  % Line expandafterselectlanguageexpandafter{cvlang}

% Custom commands
newcommand{rubrics}[1]{setlength{parindent}{0em}setlength{parskip}{0.08in}selectfontrenewcommand{baselinestretch}{0}color{red!100}fontsize{12pt}{14pt}selectfont{#1}color{black!100}normalsizeselectfont}%
newcommand{prayer}[1]{setlength{parindent}{0em}setlength{parskip}{0.16in}renewcommand{baselinestretch}{2.0}color{black!100}fontsize{20pt}{24pt}selectfont{#1}color{black!100}normalsizesetlength{parindent}{0em}setlength{parskip}{0.08in}selectfontrenewcommand{baselinestretch}{1.0}}%
newcommand{crossLetters}[1]{fontsize{40}{48}selectfont{textbf{color{black!100}{#1}}}}%

%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%

begin{document}
    begin{wrapfigure}{l}{0.01cm}
        begin{tikzpicture}
            draw[red, line width=1.6mm] (0,-9) node[below=10] {crossLetters{Ω}} -- (0,0) -- (1,0) node[above=10] {crossLetters{0}} node[below=10] {crossLetters{0}} -- (3,0) -- (0,0) -- (0,3) node[above=10] {crossLetters{Α}} -- (0,0) -- (-1,0) node[above=10] {crossLetters{2}} node[below=10] {crossLetters{2}} -- (-3,0);
        end{tikzpicture}
    end{wrapfigure}

    prayer{Kristus je ten istý včera i dnes.}

    rubrics{(celebrant vrýva zvislú čiaru kríža)}

    prayer{On je počiatok a koniec,}

    rubrics{(kňaz vrýva vodorovnú čiaru kríža)}

    prayer{Alfa}

    rubrics{(nad zvislú čiaru kríža vrýva písmeno alfa)}

    prayer{i Omega,}

    rubrics{(pod zvislú čiaru kríža vrýva písmeno omega)}

    prayer{Pán času}

    rubrics{(do ľavého horného uhla kríža vrýva prvú číslicu letopočtu)}

    prayer{i večnosti.}

    rubrics{(do pravého horného uhla kríža vrýva druhú číslicu letopočtu)}

    prayer{Jemu patrí sláva i moc}

    rubrics{(do ľavého spodného uhla kríža vrýva tretiu číslicu letopočtu)}

    prayer{po všetky veky vekov. Amen.}

    rubrics{(do spodného pravého uhla kríža vrýva štvrtú číslicu letopočtu)}
end{document}