Change font sizes on title page

hhuthesis.cls

@@ -281,17 +281,17 @@
 \newcommand\@maketitle{%
   \vspace{3cm}
   \begin{center}
-    {\LARGE \textbf \@title \par}%
+    {\Huge \textbf \@title \par}%
     \vfill
     \begin{otherlanguage}{ngerman}
-      {{\large \@degree{}arbeit}\par
+      {{\Large \@degree{}arbeit}\par
         im Studiengang \@subject \\
         zur Erlangung des akademischen Grades \par
-        {\large\@degree{} of Science
+        {\Large\@degree{} of Science
           (\ifthenelse{\equal{\@degree}{Master}}{M}{B}.Sc.) \par}
         \par}%
       \vspace{20mm}
-      {vorgelegt von\\\large \textbf \@author \par}%
+      {vorgelegt von\\\Large \textbf \@author \par}%
       \vfill
       \begin{tabular}{ll}
         Beginn der Arbeit: & \@begin \\