Adding missing section and fixing anchor tags.

Author: domitriusclark

src/site/_includes/header.njk

@@ -3,7 +3,7 @@
   set linkList = [
     { "url": "/", "text": "Home", "children": [
       { "url": "#what-is-jamstack", "text": "What is the Jamstack?" },
-      { "url": "#why-jamstack/", "text": "Why Jamstack?" }      
+      { "url": "#why-jamstack", "text": "Why Jamstack?" }      
     ]},
     { "url": "/glossary/", "text": "Glossary" },
     { "url": "/women-of-jamstack/", "text": "Women of Jamstack"},

src/site/index.njk

@@ -19,12 +19,27 @@ layout: layouts/base.njk
   </a>
   <p>Pre-generated assets which are highly portable and may be served from a wide variety of hosting platforms. Elevated by modern developer tooling.</p>
 </section>
-  
+
 <section>
+  <h2>Jamstack projects have:</h2>
+  <ol>
+    <li>
+      Ready-to-serve assets
+    </li>
+    <li>
+      Any interactivity provided <em>without a managed server</em>      
+    </li>
+    <li>
+      Any interactivity provided by some combination of Javascript and decoupled services via APIs
+    </li>
+  </ol>
+</section>
 
-    <h1><a name="why-jamstack">Why Jamstack?</a></h1>
-  
-  <p >
+<section>
+  <a name="why-jamstack">
+    <h1>Why Jamstack?</h1>
+  </a>
+  <p>
     A Jamstack architecture can bring all sorts of benefits to the sites and to project workflows. Some of the key benefits are:
   </p>
 </section>
@@ -90,7 +105,7 @@ layout: layouts/base.njk
 
 <section class=" mb-16">
   <div class="md:w-8/12 mx-auto">
-    <h2>The Roots of the Jamstack</h2>
+    <h2>The Roots of Jamstack</h2>
     <p class="mt-6 mb-8">
       <a href="https://www.netlify.com/authors/matt-biilmann/">Matt Biilmann</a> took the concept of Jamstack mainstream with his presentation at Smashing Conf 2016. Watch the quintessential introduction to the Jamstack.
     </p>