css, move to the PaperMod location and add color theme similar to main site.

assets/css/extended/custom.css

@@ -1,3 +1,36 @@
+/* main site's colors */
+
+.orange, a {
+  color: #FF9900
+}
+
+.purple, h1, h2, h3, h4, h5, h6, e {
+  color: #663399;
+}
+
+.green, span, pre {
+  color: #33CC33;
+}
+
+/* end colors */
+
+/* for PaperMod */
+
+/* Fix lists 01 */
+ul,
+ol {
+    padding-left: 1.5em;
+}
+
+/* Fix lists 02 * /
+ul,
+ol {
+    list-style-position: inside;
+    padding-left: 0;
+}
+
+/* end PaperMod */
+
 /* hello-friend-ng */
 /* Prevent excess gaps underneath headers. Looks horrible! * /
 h1,h2,p,div,blockquote {