Clean up formatting

main.tex

@@ -59,10 +59,8 @@ code-for-last-col = \color{blue}
 
 \setbeamercolor{block title}{fg=white, bg=purple!50!black}
 \setbeamercolor{block body}{fg=black, bg=pink!20}
-
-
-
 \setbeamercolor{titlebox}{fg=black,bg=white}
+
 \begin{document}
 
 \section{Introduction}
@@ -70,7 +68,7 @@ code-for-last-col = \color{blue}
  {
   \usebackgroundtemplate{\includegraphics[height=\paperheight]{cmb.png}}
   \begin{frame}
-	  \begin{beamercolorbox}[center]{titlebox}%
+	  \begin{beamercolorbox}[center]{titlebox}
 		  \titlepage
 	  \end{beamercolorbox}
   \end{frame}
@@ -79,8 +77,7 @@ code-for-last-col = \color{blue}
 \include{prerequisites}
 \include{isospectral}
 
-\section{CMB Anisotropy of Spherical Spaces
-}
+\section{CMB Anisotropy of Spherical Spaces}
 
 \begin{frame}[fragile]{Homogeneous Spherical Spaces}
 	\begin{itemize}