Adjust header and paragraph spacing

adapt.css

@@ -56,7 +56,8 @@ The content `<div>` is where all your content goes.
   line-height: 95%;
 }
 #wikitext h2, #wikitext h3, #wikitext h4, #wikitext h5, #wikitext h6, #wikitext h7 {
-  margin-top:2em;
+  margin-top: 1.5em;
+  margin-bottom: 0.5em;
 }
 #wikitext img {
   max-width:100%;
@@ -75,6 +76,9 @@ The content `<div>` is where all your content goes.
   color:#3a8ad5;
   text-decoration:underline;
 }
+#wikitext .vspace {
+  margin-top : 0.8em;
+}
 hr { /* make <hr> 1px wide and LUH-green */
   border-color: #c8d317;
   border-style: solid;