1289: Finalize initial version of item view

Task-Url: https://pm.winseda.de/issues/1289

css/application-gs.css

@@ -273,7 +273,13 @@
   color: #333333;
   font-size: 0.875rem;
   padding: 12px;
-  margin-bottom: 24px; }
+  margin-bottom: 24px;
+  max-height: 500px;
+  border: 1px solid #dee2e6;
+  -webkit-box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
+  box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
+  -webkit-border-radius: 0.25rem;
+  border-radius: 0.25rem; }
   #item-detail-container .item-dataset-container ul {
     padding-left: 15px;
     list-style-type: none; }