multiple updates to default presentation content

index.html

@@ -63,28 +63,21 @@
 				<section>
 					<section>
 						<h2>Vertical Slides</h2>
-						<p>
-							Slides can be nested inside of other slides,
-							try pressing <a href="#" class="navigate-down">down</a>.
-						</p>
+						<p>Slides can be nested inside of each other.</p>
+						<p>Use the <em>Space</em> key to navigate through all slides.</p>
+						<br>
 						<a href="#" class="navigate-down">
 							<img width="178" height="238" data-src="https://s3.amazonaws.com/hakim-static/reveal-js/arrow.png" alt="Down arrow">
 						</a>
 					</section>
 					<section>
 						<h2>Basement Level 1</h2>
-						<p>Press down or up to navigate.</p>
+						<p>Nested slides are useful for adding additional detail underneath a high level horizontal slide.</p>
 					</section>
 					<section>
 						<h2>Basement Level 2</h2>
-						<p>Cornify</p>
-						<a class="test" href="http://cornify.com">
-							<img width="280" height="326" data-src="https://s3.amazonaws.com/hakim-static/reveal-js/cornify.gif" alt="Unicorn">
-						</a>
-					</section>
-					<section>
-						<h2>Basement Level 3</h2>
 						<p>That's it, time to go back up.</p>
+						<br>
 						<a href="#/2">
 							<img width="178" height="238" data-src="https://s3.amazonaws.com/hakim-static/reveal-js/arrow.png" alt="Up arrow" style="-webkit-transform: rotate(180deg);">
 						</a>
@@ -109,9 +102,9 @@
 				</section>
 
 				<section>
-					<h2>Works in Mobile Safari</h2>
+					<h2>Mobile Support</h2>
 					<p>
-						Try it out! You can swipe through the slides and pinch your way to the overview.
+						Presentations work on touch devices such as phones and tablets. Simply swipe through your slides.
 					</p>
 				</section>