LaTeX.org

%Here is my attempt, at the Markov chain challenge. :roll: %

\documentclass[tikz, border=8pt]{standalone}

\usetikzlibrary{positioning,quotes,arrows.meta,automata}

\begin{document}
\begin{tikzpicture}[
>={Diamond[scale=.8]},
font=\sffamily,
every edge/.append style={font=\sffamily ...

Just got registered, hoping to learn, help and be helped too. Best wishes.
Ibiloye.

First of all: Package grid does change the height of the text area. So the big bottom margin is a result of using this package, without setting a proper lines option. See the manual for more information.

Coming to the running head. KOMA-Script guide explains:
The starred variants of all ...