#poll_system
{
	position: absolute;
	z-index: 0;
	width: 400px;
	height: 160px;
	background: #FFFFFF url(http://nhanhoa.com/home/big_bg.jpg) no-repeat;

	margin-left: 250px;
	padding: 50px;
	font-size: 12px;
	border: solid #FFFFFF 1px;
	-moz-border-radius: 20px;
	-webkit-border-radius: 20px;
}