review comments

doc/asciidoctor.css

@@ -1,15 +1,16 @@
+/* SPDX-License-Identifier: MPL-2.0 */
+
 /* 
   CSS file for Asciidoctor HTML documentation
   See https://docs.asciidoctor.org/asciidoctor/latest/html-backend/default-stylesheet/#customize-extend
   See also https://github.com/darshandsoni/asciidoctor-skins/ for custom "skins"
-*/
 
 /* import the default Asciidoctor CSS file */
 @import "https://cdn.jsdelivr.net/gh/asciidoctor/asciidoctor@2.0/data/stylesheets/asciidoctor-default.css";
 
 /* just make the default HTML list more compact: */
 .ulist p {
-    padding: 0;
-    margin-right: -4px;
-    margin-bottom: -4px;
-}
+  padding: 0;
+  margin-right: -4px;
+  margin-bottom: -4px;
+}