css, add better spacing between paragraphs.

assets/css/extended/custom.css

@@ -28,6 +28,11 @@ ol {
     padding-left: 0;
 }
 
+/* Add gaps between paragraphs */
+.post-content p {
+  margin: 1rem;
+}
+
 /* end PaperMod */
 
 /* hello-friend-ng */