diff --git a/Thesis_Cholidis_Presentation.tex b/Thesis_Cholidis_Presentation.tex
index 950b432..96b8d5a 100644
--- a/Thesis_Cholidis_Presentation.tex
+++ b/Thesis_Cholidis_Presentation.tex
@@ -64,6 +64,7 @@
 
 %-------------------------------------------------------------The next statement creates the title page.
 % \frame[noframenumbering]{\titlepage}
+\setBGColor{DarkGray}
 \begin{frame}[plain,noframenumbering]
     % \vspace{15pt} % good enough to not interfere with the background
     \vspace{1.5cm} % same height as the default
@@ -76,6 +77,7 @@
 
 %-------------------------------------------------------------Slide
 \setLayout{vertical} % This command define the layout. 'vertical' can be replace with 'horizontal', 'blank, 'mainpoint', 'titlepage'
+\setBGColor{UFGBlue}
 \begin{frame}[allowframebreaks] % allowframebreaks is used to split the content in multiple slides
     \frametitle{Περιεχόμενα}
     % \tableofcontents[hideallsubsections]
@@ -612,14 +614,14 @@ spy using outlines={
     \vspace{0.5cm}
     \begin{figure}
         \centering
-        \begin{subfigure}{0.4\textwidth}
+        \begin{subfigure}{0.45\textwidth}
             \centering
-            \includegraphics[height=3cm]{lib/logos/logo_bb.png}
+            \includegraphics[width=.7\textwidth]{lib/logos/logo_bb.png}
         \end{subfigure}
         \qquad
-        \begin{subfigure}{0.4\textwidth}
+        \begin{subfigure}{0.45\textwidth}
             \centering
-            \includegraphics[height=3cm]{lib/logos/secdep_logo.png}
+            \includegraphics[width=.5\textwidth]{lib/logos/gradCloud.png}
         \end{subfigure}
     \end{figure}
     \end{columns}
@@ -627,17 +629,17 @@ spy using outlines={
 %-------------------------------------------------------------%
 
 %-------------------------------------------------------------Slide
-\setLayout{titlepage}
-\setBGColor{DarkGray}
-% \frame[plain,noframenumbering]{\titlepage} % both needed to remove numbering
-\begin{frame}[plain,noframenumbering]
-    % \vspace{15pt} % good enough to not interfere with the background
-    \vspace{1.5cm} % same height as the default
-    \begin{columns} % by default it is not exactly in the middle
-        \column{\textwidth}
-            \titlepage
-    \end{columns}
-\end{frame}
+% \setLayout{titlepage}
+% \setBGColor{DarkGray}
+% % \frame[plain,noframenumbering]{\titlepage} % both needed to remove numbering
+% \begin{frame}[plain,noframenumbering]
+%     % \vspace{15pt} % good enough to not interfere with the background
+%     \vspace{1.5cm} % same height as the default
+%     \begin{columns} % by default it is not exactly in the middle
+%         \column{\textwidth}
+%             \titlepage
+%     \end{columns}
+% \end{frame}
 %-------------------------------------------------------------%
 
 \end{document}
diff --git a/lib/logos/gradCloud.png b/lib/logos/gradCloud.png
new file mode 100644
index 0000000..3b0ba67
Binary files /dev/null and b/lib/logos/gradCloud.png differ
diff --git a/lib/logos/gradCloud2.png b/lib/logos/gradCloud2.png
new file mode 100644
index 0000000..cce4e0f
Binary files /dev/null and b/lib/logos/gradCloud2.png differ