diff --git a/beamercolorthemeaptero.sty b/beamercolorthemeaptero.sty
index 60119b2..1ea4301 100644
--- a/beamercolorthemeaptero.sty
+++ b/beamercolorthemeaptero.sty
@@ -49,19 +49,19 @@
 \setbeamercolor{enumerate subitem}{parent={normal text}}
 
 \setbeamercolor{block title}{fg=white, bg=blue}
-\setbeamercolor{block body}{fg=normal text.fg, bg=blue!20}
+\setbeamercolor{block body}{fg=normal text.fg, bg=black!15}
 \setbeamercolor{block line top}{fg=}
 \setbeamercolor{block line middle}{fg=blue}
 \setbeamercolor{block line bottom}{fg=blue}
 
 \setbeamercolor{block title alerted}{parent={block title}, bg=red}
-\setbeamercolor{block body alerted}{fg=red, bg=red!15}
+\setbeamercolor{block body alerted}{fg=red, bg=black!15}
 \setbeamercolor{block line alerted top}{fg=}
 \setbeamercolor{block line alerted middle}{fg=red}
 \setbeamercolor{block line alerted bottom}{fg=red}
 
 \setbeamercolor{block title example}{parent={block title}, bg=lightgreen}
-\setbeamercolor{block body example}{fg=normal text.fg, bg=lightgreen!40}
+\setbeamercolor{block body example}{fg=normal text.fg, bg=black!15}
 \setbeamercolor{block line example top}{fg=}
 \setbeamercolor{block line example middle}{fg=lightgreen}
 \setbeamercolor{block line example bottom}{fg=lightgreen}
@@ -76,6 +76,8 @@
 \setbeamercolor{message line top}{fg=}
 \setbeamercolor{message line bottom}{fg=}
 \setbeamercolor{message symbol}{fg=}
+\setbeamercolor{message item}{fg=red}
+\setbeamercolor{message item symbol}{fg=red}
 
 \setbeamercolor{section in toc}{parent={normal text}}
 \setbeamercolor{subsection in toc}{parent={normal text}}
diff --git a/beamercolorthemeut.sty b/beamercolorthemeut.sty
index e0915e7..51d11b1 100644
--- a/beamercolorthemeut.sty
+++ b/beamercolorthemeut.sty
@@ -77,6 +77,8 @@
 \setbeamercolor{message symbol}{fg=utgold}
 \setbeamercolor{message line top}{fg=}
 \setbeamercolor{message line bottom}{fg=}
+\setbeamercolor{message item}{fg=utred}
+\setbeamercolor{message item symbol}{fg=utgold}
 
 \setbeamercolor{section in toc}{parent={normal text}}
 \setbeamercolor{subsection in toc}{parent={normal text}}
diff --git a/beamerthemelines.sty b/beamerthemelines.sty
index d846e8c..843cafc 100644
--- a/beamerthemelines.sty
+++ b/beamerthemelines.sty
@@ -81,7 +81,7 @@
     \c@tmp@numslides=\numexpr\beamer@endpageofframe-\beamer@startpageofframe\relax%
     \makebox[2.5ex][r]{\ifnum\c@tmp@numslides>0 -- \insertslidenumber{}\fi}}}
 
-\setbeamertemplate{page number in head/foot}[slides]
+\setbeamertemplate{page number in head/foot}[frames]
 
 
 %%%%% footline %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -308,11 +308,16 @@
 
 \newcommand{\itemarrow}{\tikz[baseline]{%
     \draw[line width=0.2ex] (0ex, 0.2ex) -- (0.45ex,0.7ex) -- (0ex, 1.2ex);}}
+\newcommand{\itemfilledarrow}{\tikz[baseline]{%
+    \filldraw[line width=0.2ex] (0ex, 0.2ex) -- (0.5ex,0.7ex) -- (0ex, 1.2ex) -- cycle;}}
 \newcommand{\itemdash}{\tikz[baseline]{%
     \draw[line width=0.2ex] (0ex, 0.7ex) -- (0.9ex,0.7ex);}}
 
 \defbeamertemplate{itemize item}{arrow}{\itemarrow}
+\defbeamertemplate{itemize item}{filledarrow}{\itemfilledarrow}
 \defbeamertemplate{itemize item}{dash}{\itemdash}
+\defbeamertemplatealias{itemize item}{emph}{filledarrow}
+\defbeamertemplatealias{itemize item}{message}{arrow}
 
 \defbeamertemplate{itemize subitem}{arrow}{\itemarrow}
 \defbeamertemplate{itemize subitem}{dash}{\itemdash}
@@ -320,6 +325,14 @@
 \setbeamertemplate{itemize item}[arrow]   % default, triangle, circle, square, ball, arrow, dash
 \setbeamertemplate{itemize subitem}[dash] % default, triangle, circle, square, ball, arrow, dash
 
+%%%%% emph item:
+
+\newenvironment{emphenv}{\only{\setbeamertemplate{itemize item}[emph]}}{}
+
+%%%%% message like item:
+
+\newenvironment{messageenv}{\only{\setbeamertemplate{itemize item}[message]\setbeamercolor{itemize item}{use={message item symbol},fg=message item symbol.fg}\usebeamerfont{message item}\usebeamercolor[fg]{message item}}}{}
+
 
 %%%%% enumerate style:
 
@@ -509,7 +522,6 @@
     \usebeamertemplate*{message}}
 }
 
-
 %%%%% title page %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 %%%%% title page graphic line:
@@ -780,6 +792,7 @@
 \setbeamerfont{theorem body}{parent={block body}}
 
 \setbeamerfont{message}{parent={normal text}, size=\large}
+\setbeamerfont{message item}{parent={normal text}, size=\large}
 
 \setbeamerfont*{section title}{size=\huge}
 \setbeamerfont*{section name}{size=\huge}
diff --git a/beamerthemeut.sty b/beamerthemeut.sty
index fd1956c..e3beee5 100644
--- a/beamerthemeut.sty
+++ b/beamerthemeut.sty
@@ -43,8 +43,10 @@
 \setbeamertemplate{footline line}[page][0.3pt]      % text, page
 \setbeamertemplate{footline separator}[text][0.3pt] % text, full, dash, space
 
-\setbeamertemplate{itemize item}[arrow]     % default, triangle, circle, square, ball, arrow, dash
-\setbeamertemplate{itemize subitem}[dash]   % default, triangle, circle, square, ball, arrow, dash
+\setbeamertemplate{itemize item}[arrow]     % default, triangle, circle, square, ball, arrow, filledarrow, dash
+\setbeamertemplate{itemize subitem}[dash]   % default, triangle, circle, square, ball, arrow, filledarrow, dash
+\defbeamertemplatealias{itemize item}{emph}{filledarrow}
+\defbeamertemplatealias{itemize item}{message}{arrow}
 
 \setbeamertemplate{enumerate item}[arabic]  % default, circle, square, ball, alph, Alph, arabic, roman, Roman
 \setbeamertemplate{enumerate subitem}[alph] % default, circle, square, ball, alph, arabic, roman
@@ -75,6 +77,7 @@
 
 \setbeamerfont{footline}{size=\tiny}
 \setbeamerfont{message}{size=\normalsize, series=\bfseries}
+\setbeamerfont{message item}{parent={normal text}, size=\normalsize, series=\bfseries}
 
 \usecolortheme{ut}
 
diff --git a/efishtitle.pdf b/efishtitle.pdf
index e777554..eb0052b 100644
Binary files a/efishtitle.pdf and b/efishtitle.pdf differ
diff --git a/lines-example.tex b/lines-example.tex
index 50b5fa3..4290cb3 100644
--- a/lines-example.tex
+++ b/lines-example.tex
@@ -9,8 +9,6 @@
 \date[2021]{March 2021}
 
 \setbeamerfont{block body}{size=\small}
-\setbeamercolor{message line top}{fg=orange}
-\setbeamercolor{message line bottom}{fg=}
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -161,6 +159,7 @@
     \verb!itemize! only:
     \begin{itemize}
     \item \verb!arrow!
+    \item \verb!filledarrow!
     \item \verb!dash!
     \item \verb!triangle!
     \end{itemize}
@@ -226,6 +225,35 @@
   \end{minipage}
 \end{frame}
 
+\begin{frame}[fragile]{Itemize with action items}
+  \begin{minipage}[t]{0.45\textwidth}
+    \vspace{-2ex}
+    \begin{block}{Itemize}
+      \verb!\begin{itemize}!\\
+        \verb!\item Apple!\\
+        \verb!\item<2-| alert@3> Orange!
+        \verb!\item<2-| emph@2> Lemon!
+        \verb!\item<3-| emph@1-> Banana!
+        \verb!\item<3-> Mango!
+        \verb!\item<4-| message@1-> Cherries!
+        \verb! \item<4-> Grapes!
+        \verb!\end{itemize}!
+    \end{block}
+  \end{minipage}
+  \hfill
+  \begin{minipage}[t]{0.45\textwidth}
+    \begin{itemize}
+    \item Apple
+    \item<2-| alert@3> Orange
+    \item<2-| emph@2> Lemon
+    \item<3-| emph@1-> Banana
+    \item<3-> Mango
+    \item<4-| message@1-> Cherries
+    \item<4-> Grapes
+    \end{itemize}
+  \end{minipage}
+\end{frame}
+
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
 \begin{frame}[fragile]{Alert and structure}
   The \verb!\alert{}! command \alert{emphasizes} text.
diff --git a/ut-example.tex b/ut-example.tex
index babb36c..2dcdcdc 100644
--- a/ut-example.tex
+++ b/ut-example.tex
@@ -1,7 +1,7 @@
 \documentclass[aspectratio=169,t]{beamer}
 \usetheme[author,institute,date,title]{ut}
 
-\title{A beamer theme for the University of T\"ubingen}
+\title{A \LaTeX{} beamer theme for the University of T\"ubingen}
 \author[Benda]{Jan Benda}
 \institute[T\"ubingen]{Neuroethology, University of T\"ubingen}
 \date[2021]{March 2021}
@@ -145,6 +145,35 @@
   \end{minipage}
 \end{frame}
 
+\begin{frame}[fragile]{Itemize with action items}
+  \begin{minipage}[t]{0.45\textwidth}
+    \vspace{-2ex}
+    \begin{block}{Itemize}
+      \verb!\begin{itemize}!\\
+        \verb!\item Apple!\\
+        \verb!\item<2-| alert@3> Orange!
+        \verb!\item<2-| emph@2> Lemon!
+        \verb!\item<3-| emph@1-> Banana!
+        \verb!\item<3-> Mango!
+        \verb!\item<4-| message@1-> Cherries!
+        \verb! \item<4-> Grapes!
+        \verb!\end{itemize}!
+    \end{block}
+  \end{minipage}
+  \hfill
+  \begin{minipage}[t]{0.45\textwidth}
+    \begin{itemize}
+    \item Apple
+    \item<2-| alert@3> Orange
+    \item<2-| emph@2> Lemon
+    \item<3-| emph@1-> Banana
+    \item<3-> Mango
+    \item<4-| message@1-> Cherries
+    \item<4-> Grapes
+    \end{itemize}
+  \end{minipage}
+\end{frame}
+
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 
 \begin{frame}[fragile,c]{Alert and structure}
   The \verb!\alert{}! command \alert{emphasizes} text.