Update design of home view and viewer background color

app/javascript/packs/stylesheets/catalog.scss

@@ -45,7 +45,7 @@ li.selected_constraint {
   height: 85vh;
   border-style: solid;
   border-width: 2px;
-  background-color: #AAAAAA;
+  background-color: #b3c3c7;
 }
 #viewer_container {
   position: relative;

app/views/catalog/home.html.erb

 <% set_page_title "Newspaper Platform" %>
-<div class="d-flex flex-column justify-content-center align-items-center">
-    <div class="d-flex align-items-center justify-content-between" style="height: 30vh;">
-        <%= image_pack_tag "media/images/newseye_logo.png", class: "mh-100 ms-auto me-auto d-block" %>
-        <div class="d-flex flex-column justify-content-center align-items-center">
-            <%= image_pack_tag "media/images/eu_flag_yellow.jpg", size: "224x150", style: "margin:20px" %>
-            <p class="w-50">
+<div class="row justify-content-center align-items-center">
+    <div class="col">
+        <p>To start searching the corpus ...</p>
+    </div>
+    <div class="col" style="text-align: center">
+        <%= image_pack_tag "media/images/newseye_logo.png", class: "mh-100 ms-auto me-auto d-block", size: "318x261", style: "margin:30px" %>
+        <%= image_pack_tag "media/images/eu_flag_yellow.jpg", class: "mh-100 ms-auto me-auto d-block", size: "224x150", style: "margin:30px" %>
+        <p class="w-50" style="display: inline-block">
                 This project has received funding from the
                 European Union’s Horizon 2020 research and
                 innovation programme under grant agreement
                 No 770299.
-            </p>
-        </div>
-    </div>
-    <div class="mt-5 w-75">
-        <h4>Available data</h4>
-        <p>
-            <ul class="list-group list-group-horizontal">
-                <li class="list-group-item">
-                    <h5>ONB (German)</h5>
-                    <ul class="list-group list-group-flush">
-                        <li class="list-group-item"><span class="text-decoration-underline">Neue Freie Presse</span> : 1864–1873, 1895–1900, 1911–1922 and 1933–1939</li>
-                        <li class="list-group-item"><span class="text-decoration-underline">Illustrierte Kronen Zeitung</span> : 1911–1922 and 1933–1939</li>
-                        <li class="list-group-item"><span class="text-decoration-underline">Innsbrucker Nachrichten</span> : 1864–1873, 1895–1900, 1911–1922 and 1933–1939</li>
-                        <li class="list-group-item"><span class="text-decoration-underline">Arbeiter Zeitung</span> : 1895–1900, 1911–1922 and 1933–1939</li>
-                    </ul>
-                </li>
-            </ul>
         </p>
     </div>
 </div>
\ No newline at end of file