@import url(https://fonts.googleapis.com/earlyaccess/notosanskr.css);
@import url(https://fonts.googleapis.com/earlyaccess/nanumgothic.css);
@charset "utf-8";
@font-face {
    font-family: 'nanum';
    src: url('../font/NanumGothic.eot');
    src: local(※), url('../font/NanumGothic.woff') format('woff');
}

/* Reset CSS * --------------------------------------- */

* {
    padding: 0;
    margin: 0
}

body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
form,
fieldset,
input,
textarea,
p,
blockquote,
th,
td {
    padding: 0;
    margin: 0;
}

html {
    width: 100%;
    height: 100%;
}

img {
    vertical-align: top;
}

img,
fieldset {
    border: 0
}

table {
    border-spacing: 0;
}

select,
input,
button,
textarea {
    border-radius: 0;
    -webkit-appearance: none
}

fieldset,
img {
    border: 0;
}

address,
caption,
cite,
code,
dfn,
em,
strong,
th,
var {
    font-weight: normal;
    font-style: normal;
}

strong {
    font-weight: bold;
}

ol,
ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

caption,
th {
    text-align: left;
}

address,
em {
    font-style: normal;
}

button {
    border: none;
    background: none;
    cursor: pointer;
}

p,
h1,
h2,
h3,
h4,
h5,
h6,
form,
input,
ul,
li,
dl,
dt,
dd {
    margin: 0;
    padding: 0
}

a {
    text-decoration: none;
    color: #444;
}

a img {
    border: none
}

body {
    font-family: 'nanum';
    width: 100%;
    font-size: 18px;
    color: #444;
}

.mobile {
    display: none;
}

/* Common CSS * --------------------------------------- */

header.pc {
    width: 100%;
    position: relative;
    border-top: 5px solid #4384d4;
}

.search {
    width: 100%;
    height: 0px;
    background: #4384d4;
    overflow: hidden;
    position: relative
}

.search > form {
    max-width: 1150px;
    padding: 10px 0;
    position: relative;
    margin: 0 auto;
}

.search input[type=text] {
    border-bottom: 2px solid #fff;
    width: 100%;
    display: block;
    line-height: 28px;
    padding: 0 20px;
    padding-right: 15%;
    border: none;
    box-sizing: border-box;
    height: 30px;
    background: none;
    color: white;
}

.search input[type=submit] {
    width: 22px;
    height: 22px;
    overflow: hidden;
    background: url('../images/search.png');
    display: block;
    position: absolute;
    border: none;
    top: 14px;
    right: 93px;
}

.search .search_close {
    width: 22px;
    height: 22px;
    background: url('../images/search.png');
    background-position: 0 -64px;
    position: absolute;
    top: 14px;
    right: 25px;
    cursor: pointer
}

.search_close::before {
    width: 1px;
    height: 20px;
    position: absolute;
    top: 1px;
    left: -25px;
    background: #b2b2b2;
    content: '';
}

#header_top {
    width: 100%;
    background: #f5f5f5;
    border-bottom: 1px solid #ccc;
    overflow: hidden;
}

#header_top > div {
    max-width: 1150px;
    margin: 0 auto;
}

#header_top ul {
    float: right;
    line-height: 30px;
    padding: 5px 0;
    font-size: 14px;
}

#header_top li {
    float: left;
    margin: 0 13px;
    position: relative;
}

#header_top li:last-child {
    margin-right: 0;
}

#header_top li:last-child::before {
    width: 1px;
    height: 15px;
    top: 7px;
    left: -13px;
    background: #666;
    position: absolute;
    content: '';
}

#header_top a {
    color: #666;
}

#main_header {
    width: 100%;
    border-bottom: 1px solid #ccc;
    height: 69px;
}

#main_header > div {
    max-width: 1150px;
    margin: 0 auto;
    height: 69px;
}

#main_header #logo {
    float: left;
    padding: 7px 0;
}

#main_header nav {
    float: left;
    margin-left: 50px;
}

#main_header nav .main_nav {
    float: left;
    width: 160px;
    text-align: center;
    line-height: 40px;
    padding: 14px 0;
    position: relative;
    font-weight: 600;
}

.main_nav::after {
    top: 54px;
    width: 10px;
    height: 5px;
    background: url('../images/menu_arrow.png');
    content: '';
    position: absolute;
    left: 50%;
    margin-left: -5px;
    display: none;
}

.sub_nav {
    position: absolute;
    top: 51px;
    left: 0;
    overflow: hidden;
    width: 100%;
    box-sizing: border-box;
    opacity: 0;
    height: 0;
    transition: 0.3s;
    margin-top: 14px;
    z-index: 9999;
    background: white;
}

.sub_nav li {
    line-height: 24px;
    padding: 7px 0;
    font-size: 15px;
    border-top: none;
    border: 1px solid #ccc;
    border-bottom: none;
}

.sub_nav li:first-child {
    border-top: 4px solid #4384d4;
    :
}

.sub_nav li:last-child {
    border-bottom: 1px solid #ccc;
    ;
}

.sub_nav li a {
    color: #666;
    font-weight: normal;
}

.main_nav > a {
    color: #3b3b3b;
}

.main_nav:hover .sub_nav {
    height: auto;
    opacity: 1;
}

.main_nav:hover::after {
    display: block;
}

.main_nav:hover > a {
    color: #4384d4;
}

.sub_nav li:hover {
    background: #f1f1f1;
}

.sub_nav li:hover a {
    color: #444;
}

#main_header #search_btn {
    float: right;
    width: 16px;
    height: 16px;
    margin-top: 26px;
    background-image: url('../images/search.png');
    background-size: 100%;
    background-position: 0 -69px;
    cursor: pointer;
}

#main_header #search_btn:hover {
    background-position: 0 -22px;
}

/*-------- footer css-------------------*/

footer {
    width: 100%;
    border-top: 1px solid #ccc;
}

#footer_top {
    padding: 10px 0;
    border-bottom: 1px solid #ccc;
    overflow: hidden;
}

#footer_top > div {
    max-width: 1140px;
    margin: 0 auto;
    overflow: hidden;
    height: 30px;
    position: relative;
}

#footer_top .nav button {
    position: absolute;
    top: 0;
    background: url('../images/main/knowledge_arrow.png');
    height: 100%;
    background-size: 100% auto;
    width: 16px;
    text-indent: -9999px;
}

#footer_top .nav button:last-child {
    right: 0;
    background-position: 0 -35px;
}

#footer_top .RollDiv {
    width: 90%;
    margin: 0 5%;
    box-sizing: border-box;
    overflow: hidden;
}

#footer_top .RollDiv div {
    width: 200%;
}

#footer_top .RollDiv a {
    display: block;
    float: left;
}

#footer_top div:nth-child(2) li {
    margin: 0 30px;
}

#footer_top img {
    height: 100%;
    height: 30px;
    padding: 0 20px;
}

#footer_bottom {
    overflow: hidden;
    padding: 13px 0;
    max-width: 1150px;
    margin: 0 auto;
}

#footer_bottom > div {
    float: left;
    font-size: 14px;
    color: #999;
    line-height: 25px;
}

#footer_bottom ul:first-child {
    margin-bottom: 13px;
    overflow: hidden;
}

#footer_bottom ul:first-child li {
    float: left;
    margin-right: 28px;
    position: relative;
}

#footer_bottom ul:first-child li::after {
    position: absolute;
    right: -14px;
    width: 1px;
    height: 9px;
    top: 8px;
    background: #999;
    content: '';
}

#footer_bottom ul:first-child li:last-child::after {
    display: none;
}

#footer_bottom li a {
    color: #999;
}

#footer_bottom li {
    float: left;
    margin-right: 10px;
}

#footer_bottom p:last-child {
    color: #777;
    margin-top: 13px;
    padding-bottom: 10px;
}

#footer_bottom #footer_logo {
    float: right;
}

/*---- sub csss---------------*/

.path {
    width: 100%;
    height: 35px;
    border-bottom: 1px solid #ccc;
}

.path ul {
    max-width: 1150px;
    margin: 0 auto;
}

.path li {
    margin-right: 10px;
    padding-left: 10px;
    padding-right: 45px;
    float: left;
    position: relative;
    line-height: 35px;
    font-size: 12px;
    ;
}

.path li:first-child {
    padding-left: 0;
    padding-right: 0;
}

.path li:first-child img {
    padding: 11px 20px;
}

.path li::after {
    position: absolute;
    content: '';
    top: 0;
    right: -10px;
    width: 10px;
    height: 35px;
    background: url('../images/sub/path_line.png');
}

.path li:last-child::after {
    display: none;
}

.path li:last-child {
    padding-right: 0;
}

.sub_wrap {
    max-width: 1150px;
    margin: 0 auto;
    overflow: hidden;
}

.sub_wrap .sub_side {
    width: 17.5%;
    float: left;
    overflow: hidden;
}

.sub_side div {
    width: 100%;
    height: 90px;
    background: url('../images/sub/side_bg.jpg');
    background-size: auto 100%;
    text-align: center;
    line-height: 90px;
    font-size: 20px;
    color: white;
    font-weight: 600
}

.sub_side li {
    padding: 15px 20px;
    border-bottom: 1px solid #ccc;
    width: 160px;
}

.sub_side li:last-child {
    border-bottom: 2px solid #4384d4;
}

.sub_side a {
    line-height: 24px;
    font-size: 16px;
}

.sub_side li.on a {
    color: #4384d4;
    font-weight: 600;
}

.sub_wrap .sub_r {
    float: right;
    width: 78.5%;
    overflow: hidden;
}

.sub_r .sub_title {
    width: 100%;
    height: 89px;
    border-bottom: 1px solid #ddd;
    position: relative;

}

.sub_title h2 {
    position: absolute;
    line-height: 55px;
    font-size: 26px;
    padding-left: 30px;
    top: 0;
    font-size: 26px
}

.sub_title h2::before {
    width: 10px;
    height: 3px;
    position: absolute;
    content: '';
    top: 26px;
    left: 0;
    background: #444;
}

.sub_title h4 {
    font-size: 16px;
    color: #555;
    line-height: 24px;
    padding-left: 30px;
    position: absolute;
    top: 55px;
}

.sub_con {
    width: 100%;
    margin-top: 30px;
    overflow: hidden;
    padding-bottom: 100px;
}

@media screen and (max-width:860px) {
    .pc {
        display: none
    }
    .mobile {
        display: block;
    }
    #m_menu {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        background: white;
        overflow: Hidden;
        z-index: 99;
        height: 66px;
    }
    #m_menu header {
        width: 100%;
        overflow: hidden;
        background: white;
        border-top: 5px solid #4384d4;
    }
    #m_menu #m_header {
        padding: 10px 0;
        position: relative;
        border-bottom: 1px solid #999;
        overflow: hidden;
    }
    #m_menu #m_logo {
        text-align: center;
    }
    #m_menu #m_logo img {
        height: 40px;
    }
    #m_menu .m_menu_btn {
        position: absolute;
        right: 3%;
        top: 15px;
        width: 40px;
        height: 30px;
    }
    .m_menu_btn span {
        display: block;
        width: 100%;
        height: 6px;
        background: #4384d4;
        position: absolute;
        left: 0;
        transform: rotate(0deg);
        transition: 0.2s;
    }
    .m_menu_btn span:first-child {
        top: 0;
    }
    .m_menu_btn span:nth-child(2) {
        top: 12px
    }
    .m_menu_btn span:last-child {
        top: 24px;
    }
    .m_menu_btn.open span:first-child {
        transform: rotate(45deg);
        top: 13px;
    }
    .m_menu_btn.open span:nth-child(2) {
        display: none;
    }
    .m_menu_btn.open span:last-child {
        transform: rotate(-45deg);
        top: 13px;
    }
    #m_nav {
        width: 100%;
        overflow: hidden;
    }
    #m_nav .m_search {
        width: 100%;
        height: 40px;
        padding: 5px 3%;
        box-sizing: border-box;
        position: relative;
    }
    .m_search input {
        background: none;
        border: none;
    }
    .m_search input[type=text] {
        width: 95%;
        color: #666;
        font-size: 15px;
        padding-right: 5%;
        line-height: 30px;
    }
    .m_search input[type=submit] {
        width: 20px;
        height: 20px;
        position: absolute;
        right: 3%;
        background: url('../images/search.png');
        background-size: 100%;
        background-position: 0 -87px;
        top: 10px;
    }
    #m_nav nav {
        overflow: Hidden;
        border-top: 1px solid #ccc;
    }
    #m_nav .m_main_nav {
        line-height: 40px;
        text-indent: 3%;
        width: 100%;
        border-bottom: 1px solid #ccc;
        box-sizing: border-box;
    }
    .m_main_nav .m_nav_arrow {
        width: 10px;
        height: 5px;
        float: right;
        display: block;
        margin: 17px 0;
        background-image: url('../images/menu_arrow.png');
        background-position: 0 -15px;
        margin-right: 3%
    }
    .m_sub_nav {
        width: 100%;
        background: #f6f6f6;
        border-top: 1px solid #ccc;
        height: 0;
        overflow: hidden;
        border-top-width: 0;
    }
    .m_sub_nav li {
        width: 100%;
        line-height: 35px;
        font-size: 16px;
        padding: 0 5%;
        box-sizing: border-box;
        border-bottom: 1px solid #dfdfdf;
    }
    .m_sub_nav li:last-child {
        border-bottom: none;
    }
    .m_sub_nav a {
        color: #999;
        display: block;
    }
    .m_main_nav.blue {
        color: #4384d4
    }
    .m_main_nav.on .m_nav_arrow {
        background-position: 0 0
    }
    .m_main_nav.blue .m_sub_nav li.blue a {
        color: #222;
    }
    #m_login {
        width: 100%;
        height: 40px;
        line-height: 40px;
        position: absolute;
        bottom: 0;
        display: none;
    }
    #m_login li {
        float: left;
        width: 50%;
        text-align: center;
        background: #4384d4;
        font-size: 15px;
        border-right: 1px solid white;
        box-sizing: border-box;
    }
    #m_login li:last-child {
        border-right: none;
    }
    #m_login a {
        color: white;
    }
    #footer_top .RollDiv {
        height: 20px;
    }
    #footer_top img {
        height: 20px;
        padding: 0 5px;
    }
    #footer_bottom {
        padding: 0;
    }
    #footer_bottom > div {
        width: 100%;
        float: none;
    }
    #footer_bottom ul {
        overflow: hidden
    }
    #footer_bottom ul:first-child li {
        width: 50%;
        border-right: 1px solid #ccc;
        box-sizing: border-box;
        text-align: center;
        margin-right: 0;
        border-bottom: 1px solid #ccc;
        line-height: 30px;
    }
    #footer_bottom ul:first-child li::after {
        display: none;
    }
    #footer_bottom ul:nth-child(2) li:first-child {
        width: 100%;
    }
    #footer_bottom ul:nth-child(2) li:nth-child(2) {
        margin-left: 10%;
    }
    #footer_bottom li {
        width: 40%;
        margin-right: 0;
        text-align: center;
    }
    #footer_bottom p {
        text-align: center;
        padding: 0 3%;
    }
    #footer_bottom p:nth-child(3) {
        font-size: 11px;
        line-height: 20px;
        margin: 5px 0;
    }
    #footer_logo {
        width: 100%;
        text-align: center;
    }
    #footer_logo img {
        width: 40%;
        padding: 10px 0;
    }
    /*---- sub csss---------------*/
    .path {
        overflow: hidden;
        height: 36px;
        margin-top: 66px;
    }
    .path li {
        padding-right: 20px;
    }
    .path li:last-child {
        margin-right: 0;
    }
}