diff --git a/static/css/impress-demo.css b/static/css/impress-demo.css
index c6703bc..6d41465 100644
--- a/static/css/impress-demo.css
+++ b/static/css/impress-demo.css
@@ -47,6 +47,7 @@ time, mark, audio, video {
     font-size: 100%;
     font: inherit;
     vertical-align: baseline;
+    color: #002d69;
 }
 
 .stats tr td {
@@ -56,11 +57,13 @@ time, mark, audio, video {
 h1 {
     padding-bottom: 12px;
     font-weight: bold;
+    color: #002d69;
 }
 
 h2 {
     padding-bottom: 12px;
     font-weight: bold;
+    color: #002d69;
 }
 
 ul {
@@ -233,7 +236,8 @@ a:focus {
     border-radius: 10px;
     box-shadow: 0 2px 6px rgba(0, 0, 0, .1);
 
-    color: rgb(102, 102, 102);
+    /*color: rgb(102, 102, 102);*/
+    color:  #002d69;
     text-shadow: 0 2px 2px rgba(0, 0, 0, .1);
 
     font-family: 'Open Sans', Arial, sans-serif;
diff --git a/static/images/nprh-logo.jpg b/static/images/nprh-logo.jpg
new file mode 100644
index 0000000..093d41f
Binary files /dev/null and b/static/images/nprh-logo.jpg differ
diff --git a/templates/presentation-datech-2017.hamlet b/templates/presentation-datech-2017.hamlet
index 265ead8..38be431 100644
--- a/templates/presentation-datech-2017.hamlet
+++ b/templates/presentation-datech-2017.hamlet
@@ -4,7 +4,13 @@
 <div id="title" class="step" data-x="0" data-y="0">
    <h1>RetroC challenge
    <p>how to guess the publication year of a text?
-   <p class="footnote">Filip Graliński, Rafał Jaworski,<br/>Łukasz Borchmann, Piotr Wierzchoń
+   <table>
+     <tr>
+       <td>
+         <p class="footnote">Filip Graliński, Rafał Jaworski,<br/>Łukasz Borchmann, Piotr Wierzchoń&nbsp;&nbsp;&nbsp;
+       <td>
+        <center>
+         <img src="https://siw.amu.edu.pl/__data/assets/file/0006/162987/logotyp_wersja-pozioma_granat_ENG_1.jpg" width="300">
    <p class="footnote">DATeCH 2017
 
 <div class="step slide" data-x="0" data-y="1000">
@@ -32,7 +38,7 @@
      <li>19.5G words
      <li>98.8G characters
      <li>18th century till today
-     <li>mostly Polish
+     <li>language: Polish
      <ul>
        <li>… (also German if you're interested — 350K publications)
 
@@ -89,7 +95,11 @@
        <td align="right">11.5K
        <td align="right">14.2K
 
-   <p>RetroC2 train set contains more information (source is given for each entry), but this is <b>not</b> present in the test set.
+   <p style="padding-top: 20px">RetroC2
+   <ul>
+     <li>train set contains more information (source is given for each entry),<br/>but this is <b>not</b> present in the test set
+     <li>timestamps given as years with possible fractions<br/> (if publication day/month is known)
+
 
 <div class="step slide" style="height: 800px;" data-x="0" data-y="4000">
    <h2>Current status…
@@ -110,7 +120,13 @@
      <li>weights inversely proportional to (the root of) year frequency in the train set
 
 <div class="step slide" style="height: 800px;" data-x="2000" data-y="4000">
-   <h2>Current status…
+   <h2>RetroC2
 
    <div style="font-size: 50%">
      ^{retroc2Leaderboard}
+
+<div class="step slide" style="height: 800px;" data-x="2000" data-y="5000">
+   <h2>Thank you!
+
+   <p style="padding-top: 40px">This work was partially funded by:
+   <img width="400" src="/static/images/nprh-logo.jpg">