Add external custom themes.

DarkTheme/dbt.sty

@@ -0,0 +1,60 @@
+\NeedsTeXFormat{LaTeX2e}
+\ProvidesPackage{dbt}
+
+% required packages
+\RequirePackage{graphicx}
+\RequirePackage{fontspec}
+\RequirePackage{listings}
+
+% beamer options
+\setbeameroption{hide notes}
+\setbeamertemplate{note page}[plain]
+\beamertemplatenavigationsymbolsempty
+\hypersetup{pdfpagemode=UseNone}
+
+% font
+\setsansfont{TeX Gyre Heros}
+\setbeamerfont{note page}{family*=pplx,size=\footnotesize}
+
+% define some colors
+\definecolor{keywords}{RGB}{255,0,90}
+\definecolor{comments}{RGB}{81,81,81}
+\definecolor{offwhite}{RGB}{249,242,215}
+\definecolor{foreground}{RGB}{255,255,255}
+\definecolor{background}{RGB}{24,24,24}
+\definecolor{title}{RGB}{107,174,214}
+\definecolor{gray}{RGB}{155,155,155}
+\definecolor{subtitle}{RGB}{102,255,204}
+\definecolor{hilight}{RGB}{102,255,204}
+\definecolor{vhilight}{RGB}{255,111,207}
+\definecolor{lolight}{RGB}{155,155,155}
+
+% map colors to sections
+\setbeamercolor{titlelike}{fg=title}
+\setbeamercolor{subtitle}{fg=subtitle}
+\setbeamercolor{institute}{fg=gray}
+\setbeamercolor{normal text}{fg=foreground,bg=background}
+\setbeamercolor{item}{fg=foreground}
+\setbeamercolor{subitem}{fg=gray}
+\setbeamercolor{itemize/enumerate subbody}{fg=gray}
+\setbeamertemplate{itemize subitem}{{\textendash}}
+\setbeamerfont{itemize/enumerate subbody}{size=\footnotesize}
+\setbeamerfont{itemize/enumerate subitem}{size=\footnotesize}
+
+% lstlisting
+\lstset{
+    language=C,
+    basicstyle=\footnotesize\ttfamily,
+    keywordstyle=\color{keywords},
+    showspaces=false,
+    showstringspaces=false,
+    commentstyle=\color{comments}\emph,
+    frame=single,
+    rulecolor=\color{comments},
+    rulesepcolor=\color{comments}
+}
+
+% some macros
+\newcommand{\subt}[1]{{\footnotesize \color{subtitle} {#1}}}
+
+\endinput