header {
  position: relative;
  width: 100%;
}

header .top_title {
  background: #fff;
  background: white;
  color: #000;
  text-align: left;
  box-sizing: border-box;
  padding: 15px 20px;
}

header .top_title>a {
  height: 20px;
}

header .top_title h3 {
  line-height: 20px;
  display: inline-block;
  width: auto;
  margin: 0 auto;
  padding-right: 13px;
  font-size: 1rem !important;
}

header .top_title h3 img {
  height: 30px;
  vertical-align: middle;
}

/* 모바일 메뉴 버튼 */
header .menu {
  position: absolute;
  top: 0;
  height: 100%;
  width: 54px;
  text-align: center;
  vertical-align: middle;
  line-height: 50px;
}

header .menu img {
  height: 23px;
}

header .menu .ri-menu-2-line {
  font-size: 25px;
}

.menuback {
  position: absolute;
  width: 50px;
  height: 54px;
  text-align: center;
}

.menuback a {
  height: 54px;
  width: 100%;
  line-height: 54px;
}

header .menu.menu_icon {
  font-size: 20px;
  color: inherit;
}

.back_icon {
  font-size: 28px;
  color: inherit;
}

header a.close,
a.close:link {
  width: 50px;
  height: 50px;
  position: absolute;
  right: 0;
  top: 0;
  line-height: 50px;
  text-align: center;
  color: #fff;
}

header .left_gnbWrap {
  height: 100%;
  position: fixed;
  width: 300px;
  left: -200px;
  top: 0;
  background-color: #fff;
  z-index: 999;
  transition: all 0.3s;
  visibility: hidden;
  box-sizing: border-box;
  overflow-y: auto;
  overflow-x: hidden;
  transition: all 0.2s;
  box-shadow: 1px 0 16px rgba(0, 0, 0, 0.038);
}

header .left_gnbWrap+.top_title {
  padding-left: 50px;
}

header .left_gnbWrap.on {
  left: 0;
  visibility: visible;
  display: flex;
  flex-direction: column;
}

header .left_gnbWrap .user_icon i {
  vertical-align: bottom;
}

header .left_gnbWrap .b_line3 {
  margin-top: 0px;
  margin-bottom: 0px;
}

header .left_gnbWrap .close img {
  width: 20px;
  margin: 17px 0px;
}

header .left_gnbWrap .gnb_logo_top {
  height: 60px;
  display: inline-block;
  _margin-left: 50px;
  padding: 10px;
}

header .left_gnbWrap .gnb_logo_top img {
  width: 180px;
  margin: 5px 0;
}

header .left_gnbWrap .user-content {
  margin: 0 15px;
  padding: 25px 10px;
  height: auto;
}

header .left_gnbWrap .user-content .user_id {
  color: #b4bac5;
  font-size: 0.9rem;
  letter-spacing: -0.3px;
  margin: 0;
  font-weight: 100;
}

header .left_gnbWrap .user-content .user_name {
  margin-bottom: 3px;
}

header .left_gnbWrap .user-content .user_wrap {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  height: inherit;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}

header .left_gnbWrap .user-content .user_wrap .userid.user_level {
  margin-left: 10px;
}

header .left_gnbWrap .user_wrap ul {
  padding-left: 0px;
}

header .left_gnbWrap .left_gnb {
  margin: 10px 0 140px;
  width: 100%;
  overflow-y: auto;
  overflow-x: hidden;
}

header .left_gnbWrap .left_gnb>li {
  margin: 5px 15px;
  border-radius: 60px;
}

header .left_gnbWrap .left_gnb .b_line3 {
  margin: 0;
}

header .left_gnbWrap .gnb_top {
  height: 50px;
  width: 100%;
  -ms-flex-item-align: start;
  align-self: flex-start;
}

header .left_gnbWrap .gnb_top .close {
  width: 50px;
  height: 50px;
  text-align: center;
  float: none;
  ;
  margin: 5px 10px;
}

header .left_gnbWrap .gnb_top .close:focus {
  border: none;
  outline: none;
}

header .left_gnbWrap .gnb_top .close img {
  width: auto;
  max-width: 23px;
}

#gnb_language {
  position: fixed;
  left: -400px;
  bottom: 62px;
  width: 300px;
  text-align: center;
  background: #fff;
  transition: all .2s;
}

#gnb_language .title {
  font-size: 11px;
  padding: 5px 0;
}

.logout_wrap {
  position: fixed;
  left: -400px;
  bottom: 0;
  top: auto;
  line-height: 20px;
  padding: 20px 15px;
  width: 300px;
  display: flex;
  border-top: 1px solid #f1f4fb;
  background: #fff;
  max-height: 62px;
  transition: all .2s;
}

.logout_wrap a {
  display: inline-block;
  width: 50%;
  text-align: center;
  font-size: 13px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.logout_wrap a:first-child {
  border-right: 1px solid #f1f4fb;
}

.logout_wrap a i {
  padding-right: 5px;
  font-size: 18px;
}

header .left_gnbWrap.on #gnb_language,
header .left_gnbWrap.on .logout_wrap {
  left: 0;
}


header .left_gnbWrap::-webkit-scrollbar {
  width: 8px;
}

header .left_gnbWrap::-webkit-scrollbar-track {
  background-color: #eee;
}

header .left_gnbWrap::-webkit-scrollbar-thumb {
  background-color: #999;
}

.dark header .left_gnbWrap::-webkit-scrollbar-thumb {
  background-color: #333
}

.dark header .left_gnbWrap::-webkit-scrollbar-track {
  background-color: #ccc;
}

header .left_gnbWrap .left_gnb>li:hover {
  border-radius: 60px;
}

header .left_gnbWrap .left_gnb li a {
  display: block;
  height: 44px;
  color: #333;
  font-size: 15px;
  padding: 0 20px;
  position: relative;
  border-radius: 60px;
}

header .left_gnbWrap .left_gnb>li .gnb_title_Wrap {
  flex-grow: 2;
  padding-left: 20px;
}

header .left_gnbWrap .left_gnb>li>a {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  align-items: center;
}

/* header .left_gnbWrap .left_gnb li a:hover,
header .left_gnbWrap .left_gnb li a:hover {
	color: #3b86ff;
} */
header .left_gnbWrap .left_gnb li:hover a,
header .left_gnbWrap .left_gnb li.active a {
  color: #3b86ff;
  background: aliceblue;
}

header .left_gnbWrap .left_gnb li:hover a .gnb_title_Wrap,
header .left_gnbWrap .left_gnb li.active a .gnb_title_Wrap {
  color: #3b86ff;
}

header .left_gnbWrap .left_gnb li a span {
  text-transform: uppercase;
}

header .left_gnbWrap .left_gnb>li img {
  width: 15px;
  margin-right: 10px;
}

header .left_gnbWrap .left_gnb .menu_tree:before {
  content: "";
  background-image: url(../../_images/menu_arrow.png);
  background-size: 15px;
  display: inline-block;
  width: 15px;
  height: 8px;
  float: right;
  padding-right: 30px;
  background-repeat: no-repeat;
  margin-top: 10px;
  transform: rotate(-90deg);
}

header .left_gnbWrap .left_gnb .menu_tree.on:before {
  transform: rotate(0deg);
  padding-right: 20px;
  margin-top: 23px;
}

header .left_gnbWrap .left_gnb>li>ul {
  display: none;
}

header .left_gnbWrap .left_gnb .logout_wrap .foot_btn {
  padding: 5px 15px !important;
  background-position: 30px 15px;
}

header .left_gnbWrap .left_gnb .logout_wrap .h_line {
  margin: 13px 0px;
  background: #ccc;
}

.gnb-footer {
  position: absolute;
  bottom: 0;
  text-align: center;
  width: 100%;
  background: #565656;
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.25);
}

.terms_icon:hover {
  background: #eff3f9;
}

.center_page:hover {
  background: #eff3f9;
}

.menuback+.top_title {
  padding-left: 40px;
}

.gnb_dim {
  position: fixed;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  top: 0;
  left: 0;
  display: none;
  z-index: 50;
}

.lang_selection {
  position: absolute;
  right: 15px;
  top: 8px;
}

@media screen and (min-width: 768px) {

  #gnb_language,
  .logout_wrap {
    left: 0;
  }

  header {
    max-width: 100%;
  }

  header .menu {
    visibility: hidden;
  }

  header .left_gnbWrap {
    /* height: 100vh; */
    position: fixed;
    visibility: visible;
    left: 0;
  }

  header .left_gnbWrap .gnb_top {
    padding-left: 20px;
  }

  header .left_gnbWrap .close {
    left: -20%;
    display: none;
  }

  header .left_gnbWrap+.top_title {
    padding-left: 30px;
  }

  header .top_title h3 {
    margin-left: 0;
  }

  #wrapper {
    max-width: inherit;
    position: initial;
    left: 0;
    margin-left: 300px;
  }

  #wrapper.menu_back_gnb {
    margin-left: 0;
  }

  header .left_gnbWrap .close {
    left: -20%;
  }

  .notice_wrap {
    width: calc(100% - 300px)
  }
}

@media screen and (max-width: 767px) {

  header .left_gnbWrap .user-content .user_id,
  header .left_gnbWrap .user-content .user_name .mygrade {
    font-size: 0.8rem;
  }
}

@media screen and (max-width: 380px) {
  .user-info {
    padding: 0 10px;
  }

  .notice_open {
    margin-right: 0 !important;
  }
}

.gnb_bottom {
  background: #f5f5f5;
  position: fixed;
  bottom: 120px;
  width: 300px;
  height: 20px;
}

.hidden {
  display: none;
}