Update techniques/failures/F2.html

Author: patrickhlauke

techniques/failures/F2.html

@@ -21,7 +21,7 @@ <h3>Using CSS to style the <code>p</code> element to look like a heading</h3>
 </pre>
 
             <div class="note">
-               <p>In this case, the proper approach would be to use CSS to style the <code>H1</code> element in HTML.</p>
+               <p>In this case, the proper approach would be to use CSS to style the <code>h1</code> element in HTML.</p>
             </div>
 
       </section>