adding the orderd list element for the summary headings

Author: Tobias-Amaechina

Wireframe/index.html

@@ -23,6 +23,18 @@ <h2>What is the Purpose of a Readme File?</h2>
            information about a project,
             and can be summarized under these headings below.
         </p>
+        <ol>
+              <li>Project Overview</li>
+              
+              <li>Installation Instructions</li>  
+              
+              <li>Usage Guidelines</li>
+              
+              <li>Usage Examples</li>
+              
+              <li>Contributing Guidelines</li>
+              
+            </ol>
         <a href="">Read more</a>
       </article>
     </main>