Add and improve images

index.html

@@ -66,8 +66,7 @@
 <body>
 	<div class="reveal">
 		<div class="slides">
-			<section data-background-image="slides/business_man_with_smartphone.jpg" data-background-opacity="0.3"
-				data-background-gradient="linear-gradient(to bottom, #00f, #000, #000, #f00)">
+			<section data-background-image="slides/cover.jpg" data-background-opacity="0.3">
 				<h1 class="r-fit-text">The End of Procrastination</h1>
 				<h4>A personal experience</h4>
 				<div>&nbsp;</div>
@@ -78,7 +77,7 @@
 					</small>
 				</div>
 			</section>
-			<section data-background-color="#522">
+			<section data-background-color="#522" data-background-image="slides/procrastinating.jpg" data-background-opacity="0.3">
 				<dl>
 					<dt>
 						procrastinate