Demos: Remove duplicate CSS properties

Closes gh-1363
(cherry picked from commit 14c4eae)

Author: bperel

demos/sortable/empty-lists.html

@@ -11,7 +11,7 @@
 	<script src="../../ui/sortable.js"></script>
 	<link rel="stylesheet" href="../demos.css">
 	<style>
-	#sortable1, #sortable2, #sortable3 { list-style-type: none; margin: 0; padding: 0; float: left; margin-right: 10px; background: #eee; padding: 5px; width: 143px;}
+	#sortable1, #sortable2, #sortable3 { list-style-type: none; margin: 0; float: left; margin-right: 10px; background: #eee; padding: 5px; width: 143px;}
 	#sortable1 li, #sortable2 li, #sortable3 li { margin: 5px; padding: 5px; font-size: 1.2em; width: 120px; }
 	</style>
 	<script>

demos/tabs/vertical.html

@@ -20,7 +20,7 @@
 	.ui-tabs-vertical .ui-tabs-nav { padding: .2em .1em .2em .2em; float: left; width: 12em; }
 	.ui-tabs-vertical .ui-tabs-nav li { clear: left; width: 100%; border-bottom-width: 1px !important; border-right-width: 0 !important; margin: 0 -1px .2em 0; }
 	.ui-tabs-vertical .ui-tabs-nav li a { display:block; }
-	.ui-tabs-vertical .ui-tabs-nav li.ui-tabs-active { padding-bottom: 0; padding-right: .1em; border-right-width: 1px; border-right-width: 1px; }
+	.ui-tabs-vertical .ui-tabs-nav li.ui-tabs-active { padding-bottom: 0; padding-right: .1em; border-right-width: 1px; }
 	.ui-tabs-vertical .ui-tabs-panel { padding: 1em; float: right; width: 40em;}
 	</style>
 </head>