Style fixes for fedora

slides/content/hack.tex

@@ -56,7 +56,7 @@
 
 	\begin{frame}{Hexxagon}
 		\begin{center}
-			\only<1>{\includegraphics[width=0.8\linewidth]{images/gd_hexxagon}}
+			\only<1>{\includegraphics[width=0.8\linewidth]{images/gd_hexxagon}\\}
 			\uncover<2->{\includegraphics[width=0.7\linewidth]{images/gd_hexxagon}\\}
 			\only<2>{Entity types: piece, piece-p1, piece-p2}
 			\only<3>{Terrain types: board}

slides/shared/preamble.tex

@@ -9,8 +9,13 @@
 \usepackage{graphicx}
 \graphicspath{{images/}}
 
+% magic Fedora vodoo
+\usepackage{shellesc}
+\usepackage{luatex85}
+
 \usepackage{minted}
 
+
 \usepackage{tabularx}
 
 \usetheme{metropolis}