header{height: 135px;border-bottom: solid 1px #dddddd;}
#logo{float: left;margin: 60px 0 0 20px;font-size: 25px;}
#menu{float: right;text-align: right;margin-right: 20px;}
#menu li{display: inline-block;}
#top-menu li{margin: 30px 0 0 10px;}
#main-menu li{margin: 30px 0 0 30px;font-family: "맑은고딕";font-weight: bold;font-size: 20px;}