Typography.

docs/_sass/_s2-docs-home.scss

@@ -12,3 +12,9 @@
 .s2-docs-home .jumbotron {
   margin-bottom: 0;
 }
+
+#lead {
+	text-align: center;
+	max-width: 800px;
+	margin: 0 auto 80px;
+}

docs/announcements-4.0.html

@@ -18,7 +18,7 @@ slug: announcements-4.0
   <section id="release">
     <h1 class="page-header">Select2 4.0.0</h1>
 
-    <p>
+    <p class="lead">
       The 4.0 release of Select2 is the result of three years of working on the
       code base and watching where it needs to go. At the core, it is a full
       rewrite that addresses many of the extensibility and usability problems

docs/css/s2-docs.scss

@@ -38,6 +38,11 @@
   color: #999;
 }
 
+.page-header {
+  padding-bottom: 19px;
+  margin-bottom: 29px;
+}
+
 /* Inline code within headings retain the heading's background-color */
 h2 code,
 h3 code,