#l_main {
	position:absolute;
	width:818px;
	height:400px;
	left:50%;
	top:50%;
	margin-left:-409px;
	margin-top:-200px;
}

.input_line {
	border-bottom:1px solid #B3B3B3;
	border-left:0px;
	border-right:0px;
	border-top:0px;
}