Worked on Dropdowns

Looks quite okay now.
Also added Post-Navigation (Newer/Older posts) and cleaned up some spaces.

index.php

@@ -23,10 +23,14 @@ get_header();
 <span class="categories">Categories: <?php the_category(", "); ?></span>
 </div>
 </article>
-<?php
-endwhile;
-endif;
-?>
+<?php endwhile; ?>
+<div class="navigation">
+<div class="alignleft"><?php previous_posts_link('&laquo; Previous Entries') ?></div>
+<div class="alignright"><?php next_posts_link('Next Entries &raquo;') ?></div>
+</div>
+<?php else: ?>
+<p>No posts found matching your criteria.</p>
+<?php endif; ?>
 </div>
 <?php
 get_sidebar();

style.css

@@ -124,9 +124,9 @@ header a {
 
 .categories {
 	margin-bottom: 3px;
-        padding-top: 3px;
-        padding-bottom: 2px;
-        padding-left: 22px;
+	padding-top: 3px;
+	padding-bottom: 2px;
+	padding-left: 22px;
 }
 
 article {
@@ -189,12 +189,11 @@ nav {
 }
 
 nav ul li > ul {
-	/*display: block;*/
 	opacity: 0;
-        background: #f5f5f5;
-        margin: 0;
-        padding: 0;
-        visibility: hidden;
+	background: #f5f5f5;
+	margin: 0;
+	padding: 0;
+	visibility: hidden;
 	-webkit-transition: opacity .25s;
 	-moz-transition: opacity .25s;
 	-o-transition: opacity .25s;
@@ -231,7 +230,8 @@ nav ul li a {
 
 nav ul ul li {
 	float: none; 
-	border-top: 1px solid #ddd;
+	border: 1px solid #ddd;
+	border-top: 0;
 }
 
 nav ul ul li a {
@@ -324,6 +324,8 @@ footer {
 
 .sub-menu {
 	z-index: 9;
+	position: absolute;
+	white-space: nowrap;
 }
 
 #comments, #respond {