explainbox working with new enviroment

compendium.tex

@@ -4,6 +4,35 @@
 
 \usepackage{pmboxdraw} % provides angled lines for tab:phylolevels
 
+\definecolor{explainboxframe}{RGB}{140, 185, 163}
+\definecolor{explainboxbg}{RGB}{170, 255,125}
+\usepackage[framemethod=default]{mdframed}
+\mdfsetup{skipabove = \topskip, skipbelow = \topskip}
+
+% modified after:
+% https://ctan.ebinger.cc/tex-archive/macros/latex/contrib/mdframed/mdframed-example-default.pdf
+\newenvironment{explainbox}[1][]{%
+	\ifstrempty{#1}%
+	{\mdfsetup{%
+			frametitle={%
+				\tikz[baseline = (current bounding box.east), outer sep = 0pt]
+				\node[anchor=east, rectangle, fill = explainboxframe!90]
+				{\strut "Title Empty"};}}%
+	}%
+	{\mdfsetup{%
+			frametitle={%
+				\tikz[baseline = (current bounding box.east), outer sep = 0pt]
+				\node[anchor=east, rectangle, fill = explainboxframe!90]
+				{\strut #1};}}%
+	}%
+	\mdfsetup{innertopmargin = 10pt, linecolor = explainboxframe!90,%
+		linewidth = 2pt, topline = true,
+		frametitleaboveskip = \dimexpr-\ht\strutbox}
+	\begin{mdframed}[]\relax%
+	}{
+	\end{mdframed}
+}
+
 %opening
 \title{Botanik \& Systematik der Pflanzen}
 \author{Jeff Jonczyk}
@@ -23,6 +52,11 @@
 %\pagenumbering{none}
 \section*{Einleitung}
 
+dassda
+\begin{explainbox}[Zoogamie]
+	bliblablub
+\end{explainbox}
+
 
 % ### TOC ###
 \newpage