File slides-header.tex artifact 5b9e0324a0 part of check-in 020be4ef8c
%% https://tex.stackexchange.com/questions/26458/beamer-background-image-centered %% https://tex.stackexchange.com/questions/74038/transparent-image-background-in-beamer \usepackage{tikz} \usebackgroundtemplate { \vbox to \paperheight { \vfil \hbox to \paperwidth { \hfil \tikz\node[opacity=0.25] { \includegraphics[width=0.75\textwidth]{imgs/confine,background.pdf} }; \hfil } \vfil } }