.topNav { width:640px; height:80px; position:absolute; left:160px; top:1px; overflow:hidden; z-index:2; }

.navMain { width:100%; height:80px; position:relative; }

.navIndex { width:100%; height:80px;}
.navIndex ul { height:80px;}
.navIndex li { float:left; height:80px;}

.navIndex a {
	display: block;
    width: 160px;
	font-family: nanumbold;
	font-size: 1.5rem;
	color: #252525;
	text-decoration: none;
	height: 80px;
	line-height: 80px;
    text-align: center;
}

.navSub { 
    position:relative;
    width: 160px;
    display:none;
    overflow:hidden;
    z-index:100;
    background:#fff;
    border: 1px solid #eef0e2;
    border-top: 0;
}
.navSub a {
	display: block;
	font-family: nanumbold;
	font-size: 1.4rem;
	color: #676767;
	text-decoration: none;
	line-height: 44px;
    height: 45px;
	letter-spacing: -0.5px;
    border-bottom: 1px solid #d8d8d8;
    text-align: center;
    margin-left: 10px;
    margin-right: 10px;
}
.navSub a:hover {
	color: #fff;
    background: #ee4823;
    border-bottom: 0;
    margin: 0;
}

.nav2 { left:160px;}
.nav3 { left:320px;}
.nav4 { left:480px;}