add openneuro sources.

src/database/DatabaseTop.module.css

@@ -0,0 +1,20 @@
+.itemTypes .itemType {
+  width: 50%;
+  padding: 5px;
+  vertical-align: top;
+}
+
+.itemTypes .itemType :global(table) {
+  width: auto;
+}
+
+.itemTypes .itemType :global(table .itemTypeName) {
+  vertical-align: middle;
+  font-size: large;
+}
+
+.itemTypes .itemType > div {
+  padding: 10px;
+  background-color: white;
+  color: black;
+}