.btn {
	display:inline-block;
	padding:10px;
	border-radius:4px;
	vertical-align:middle;
	font-size:13px;
	line-height:1;
	margin:0;
	text-align:center;
	white-space:nowrap;
	border:1px solid rgba(0,0,0,.2);
}
.btn:hover {border:1px solid rgba(0,0,0,.5); box-shadow:1px 1px 3px rgba(0,0,0,.3) !important;}
.btn span {width:100%; height:30px; padding:0 0 0 20px; line-height:1;} /* 아이콘삽입 */

.btn_lg {padding:12px;}