diff --git a/assets/clustering_tutorial/logo_MPG.png b/assets/clustering_tutorial/logo_MPG.png
new file mode 100644
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Binary files /dev/null and b/assets/clustering_tutorial/logo_MPG.png differ
diff --git a/assets/clustering_tutorial/logo_NOMAD.png b/assets/clustering_tutorial/logo_NOMAD.png
new file mode 100644
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diff --git a/clustering_tutorial.ipynb b/clustering_tutorial.ipynb
index d54f3aa0216d7b20bbd2155fcf8653131b90318d..71fba82275506ef38f96fc5356aca4906ec55aa2 100644
--- a/clustering_tutorial.ipynb
+++ b/clustering_tutorial.ipynb
@@ -9,33 +9,15 @@
     }
    },
    "source": [
-    "<div id=\"teaser\" style=' background-position:  right center; background-size: 00px; background-repeat: no-repeat; \n",
-    "    padding-top: 20px;\n",
-    "    padding-right: 10px;\n",
-    "    padding-bottom: 170px;\n",
-    "    padding-left: 10px;\n",
-    "    border-bottom: 14px double #333;\n",
-    "    border-top: 14px double #333;' > \n",
-    "\n",
-    "   \n",
-    "   <div style=\"text-align:center\">\n",
-    "    <b><font size=\"6.4\">Introduction to clustering</font></b>    \n",
-    "  </div>\n",
-    "    \n",
-    "<p>\n",
-    " created by:\n",
-    "\n",
-    " Luigi Sbailò<sup> 1</sup>, and\n",
-    " Luca Ghiringhelli<sup>1</sup> <br><br>\n",
-    "   \n",
-    "<sup>1</sup> Fritz Haber Institute of the Max Planck Society, Faradayweg 4-6, D-14195 Berlin, Germany <br>\n",
-    "<span class=\"nomad--last-updated\" data-version=\"v1.0.0\">[Last updated: 11 Jan 2021]</span>\n",
-    "  \n",
-    "<div> \n",
-    "<img  style=\"float: left;\" src=\"assets/clustering_tutorial/Logo_MPG.png\" width=\"200\"> \n",
-    "<img  style=\"float: right;\" src=\"assets/clustering_tutorial/Logo_NOMAD.png\" width=\"250\">\n",
-    "</div>\n",
-    "</div>\n"
+    "<img  src=\"assets/clustering_tutorial/header.jpg\" width=\"900\"> "
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "<img  style=\"float: left;\" src=\"assets/clustering_tutorial/logo_NOMAD.png\" width=300>\n",
+    "<img  style=\"float: right;\" src=\"assets/clustering_tutorial/logo_MPG.png\" width=170> "
    ]
   },
   {
@@ -1289,7 +1271,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.7.9"
+   "version": "3.7.3"
   },
   "widgets": {
    "application/vnd.jupyter.widget-state+json": {