Start reworking helpers

src/style.sty

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+% Global style configs for tcolorbox (to reduce bloat)
+\newcommand{\usetcolorboxes}{
+	\tcbset{
+		mainboxstyle/.style={
+				arc=3mm,
+				colback=red!5!white,
+				colframe=red!75!black,
+				colbacktitle=red!75!black,
+				fonttitle=\bfseries,
+				enhanced,
+				attach boxed title to top left={yshift=-2mm,xshift=5mm},
+				breakable,
+				top=0.4cm,
+			}
+	}
+	\tikzset{
+		overlaystyle/.style={
+				draw=red!75!black,
+				thick,
+				fill=red!75!black,
+				left,
+				anchor=east,
+				text=white,
+				rounded corners=1mm,
+				font=\bfseries,
+				xshift=-5mm,
+				yshift=1mm,
+				inner xsep=3mm,
+				inner ysep=1.5mm
+			}
+	}
+}