CSS Tweaks

Very annoyingly, includes having to override the `position` of
Bootstrap's dropdown menu class

tw5.com/wiki/styles.css.tid

@@ -8,6 +8,7 @@ body {
 }
 
 .tw-story-element {
+	position: relative;
 	margin: 30px 0px 30px 0px;
 	padding: 20px 20px 20px 20px;
 	border: 1px solid #999;
@@ -37,6 +38,10 @@ body {
 	font-weight: normal;
 }
 
+.dropdown-menu {
+	position: static;
+}
+
 .tw-tags-wrapper .label {
 	margin-right: 6px;
 }