body, html { width: 100%; height: 100%; }
body { padding: 0; margin: 0; }

div#combobox_overlay { 
/*	required	*/	
	position: fixed;
	z-index: 99;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	display: none;
	
/*	layout	*/
}
div.combobox_container {
/*	required	*/
	position: absolute;
	
/*	layout	*/
}
input.combobox_input {
/*	layout	*/	
	width: 146px;
	height: 20px;
	padding: 0 0 0 4px;
	border: 1px solid black;
	position: absolute;
}
a.combobox_button {
/*	layout	*/
	display: block;
	height: 20px;
	position: absolute;
	margin: 0 0 0 152px;
	padding: 0 5px;
	border: 1px solid black;
	border-left: 0;
	text-decoration: none;
}
ul.combobox_summary {
/*	required	*/	
	overflow-x: hidden;
	overflow-y: auto;

/*	layout	*/
	width: 146px;
	background-color: white;
	border: 1px solid black;
	border-top: 0;
	margin: 22px 0 0 0;
	padding: 2px;
	list-style: none;
	display: block;
}
ul.combobox_summary li {
/*	layout	*/	
	width: 144px;
	height: 24px;
	display: block;
	margin: 0;
	padding: 0;
}
ul.combobox_summary li a {
/*	layout	*/	
	width: 143px;
	height: 22px;
	padding: 2px 0 0 3px;
	margin: 0;
	display: block;
	text-decoration: none;
}
ul.combobox_summary li a:hover {
	background-color: #eeeeee;
	text-decoration: none;
}
/*	required when using several comboboxes below each other	*/
#combobox_container_sector { z-index: 102; }
#combobox_container_activity { z-index: 101; }