/*******************
	    레이아웃
********************/

body {
  position: relative;
  width: 100%;
}
html {
  overflow-x: auto;
  overflow-y: scroll;
}
html,
body {
  min-width: 100%;
}

.float_l {
  position: relative;
  float: left;
}
.float_r {
  position: relative;
  float: right;
}

.in_bl {
  display: inline-block;
}
.di_bl {
  display: block;
}
.cboth {
  clear: both;
}

/*******************
	 margin
********************/

.mt5 {
  margin-top: 5px !important;
}
.mt10 {
  margin-top: 10px !important;
}
.mt15 {
  margin-top: 15px !important;
}
.mt20 {
  margin-top: 20px !important;
}
.mt30 {
  margin-top: 30px !important;
}
.mt40 {
  margin-top: 40px !important;
}
.mt50 {
  margin-top: 50px !important;
}
.mt60 {
  margin-top: 60px !important;
}
.mt75 {
  margin-top: 75px !important;
}
.mt80 {
  margin-top: 80px !important;
}
.mt100 {
  margin-top: 100px !important;
}
.mt120 {
  margin-top: 120px !important;
}
.mt180 {
  margin-top: 180px !important;
}

.mb5 {
  margin-bottom: 5px !important;
}
.mb10 {
  margin-bottom: 10px !important;
}
.mb15 {
  margin-bottom: 15px !important;
}
.mb20 {
  margin-bottom: 20px !important;
}
.mb25 {
  margin-bottom: 25px !important;
}
.mb30 {
  margin-bottom: 30px !important;
}
.mb40 {
  margin-bottom: 40px !important;
}
.mb50 {
  margin-bottom: 50px !important;
}
.mb60 {
  margin-bottom: 60px !important;
}
.mb80 {
  margin-bottom: 80px !important;
}
.mb100 {
  margin-bottom: 100px !important;
}
.mb180 {
  margin-bottom: 180px !important;
}

.ml5 {
  margin-left: 5px !important;
}
.ml10 {
  margin-left: 10px !important;
}
.ml12 {
  margin-left: 12px !important;
}
.ml15 {
  margin-left: 15px !important;
}
.ml20 {
  margin-left: 20px !important;
}
.ml25 {
  margin-left: 25px !important;
}
.ml30 {
  margin-left: 30px !important;
}
.ml40 {
  margin-left: 40px !important;
}
.ml50 {
  margin-left: 50px !important;
}
.ml55 {
  margin-left: 55px !important;
}

.mr5 {
  margin-right: 5px !important;
}
.mr10 {
  margin-right: 10px !important;
}
.mr15 {
  margin-right: 15px !important;
}
.mr20 {
  margin-right: 20px !important;
}
.mr25 {
  margin-right: 25px !important;
}
.mr30 {
  margin-right: 30px !important;
}
.mr40 {
  margin-right: 40px !important;
}
.mr50 {
  margin-right: 50px !important;
}
.mr55 {
  margin-right: 55px !important;
}

/*******************
	 padding
********************/

.ptrbl10 {
  padding: 10px !important;
}
.ptrbl15 {
  padding: 15px !important;
}

.pt5 {
  padding-top: 5px !important;
}
.pt10 {
  padding-top: 10px !important;
}
.pt20 {
  padding-top: 20px !important;
}
.pt25 {
  padding-top: 25px !important;
}
.pt30 {
  padding-top: 30px !important;
}
.pt40 {
  padding-top: 40px !important;
}
.pt50 {
  padding-top: 50px !important;
}
.pt70 {
  padding-top: 70px !important;
}

.pb5 {
  padding-bottom: 5px !important;
}
.pb10 {
  padding-bottom: 10px !important;
}
.pb20 {
  padding-bottom: 20px !important;
}
.pb30 {
  padding-bottom: 30px !important;
}
.pb50 {
  padding-bottom: 50px !important;
}
.pb100 {
  padding-bottom: 100px !important;
}

.pl5 {
  padding-left: 5px !important;
}
.pl10 {
  padding-left: 10px !important;
}
.pl12 {
  padding-left: 12px !important;
}
.pl15 {
  padding-left: 15px !important;
}
.pl20 {
  padding-left: 20px !important;
}
.pl25 {
  padding-left: 25px !important;
}
.pl30 {
  padding-left: 30px !important;
}
.pl35 {
  padding-left: 35px !important;
}
.pl40 {
  padding-left: 40px !important;
}
.pl50 {
  padding-left: 50px !important;
}
.pl60 {
  padding-left: 60px !important;
}
.pl70 {
  padding-left: 70px !important;
}
.pl80 {
  padding-left: 80px !important;
}

.pr5 {
  padding-right: 5px !important;
}
.pr10 {
  padding-right: 10px !important;
}
.pr15 {
  padding-right: 15px !important;
}
.pr20 {
  padding-right: 20px !important;
}
.pr25 {
  padding-right: 25px !important;
}
.pr30 {
  padding-right: 30px !important;
}

/*******************
	 vertical-align
********************/

.vMid {
  vertical-align: middle;
}
.vTop {
  vertical-align: top;
}
.vam1 {
  vertical-align: -1px;
}
.vam2 {
  vertical-align: -2px;
}
.vam3 {
  vertical-align: -3px;
}
.vam4 {
  vertical-align: -4px;
}
.vam5 {
  vertical-align: -5px;
}

.delline {
  text-decoration: line-through;
}
.underline {
  text-decoration: underline;
}

/*******************
	 text-align
********************/
.align-l {
  text-align: left !important;
}
.align-r {
  text-align: right !important;
}
.align-c {
  text-align: center !important;
}

/*******************
	 font-size
********************/

.font14 {
  font-size: 14px !important;
}
.font15 {
  font-size: 15px !important;
}
.font18 {
  font-size: 18px !important;
}

/*******************
	 font-weight
********************/

.bld {
  font-weight: bold;
}
.bld1 {
  font-weight: 100 !important;
}
.bld2 {
  font-weight: 200 !important;
}
.bld3 {
  font-weight: 300 !important;
}
.bld4 {
  font-weight: 400 !important;
}
.bld5 {
  font-weight: 500 !important;
}
.bld6 {
  font-weight: 600 !important;
}
.bld7 {
  font-weight: 700 !important;
}
.bld8 {
  font-weight: 800 !important;
}
.bldNormal {
  font-weight: normal;
}

/*******************
	 font-color
********************/

.red {
  color: #e43e3e !important;
}
.or {
  color: #f5821f !important;
}
.yel {
  color: #fbb103 !important;
}
.mint {
  color: #0dc2bb !important;
}
.bl {
  color: #40a3bc !important;
}
.nav {
  color: #044471 !important;
}
.bk {
  color: #3f3f3f !important;
}
.bur {
  color: #7f1a21 !important;
}
.gry {
  color: #777777 !important;
}
.purp {
  color: #8064a2 !important;
}
.blk {
  color: #000000 !important;
}
.white {
  color: #fff !important;
}

/*백그라운드*/

.bg_navy {
  background: #48557c !important;
}
.bg_red {
  background: #c9252b !important;
}
.bg_or {
  background: #f5821f !important;
}
.bg_whitegray {
  background: #f8fafb !important;
}
.bg_gray {
  background: #595959 !important;
}
.bg_darkgray {
  background: #484848 !important;
}
.bg_yel {
  background: #fcc520 !important;
}
.bg_mint {
  background: #0dc2bb !important;
}
.bg_purple {
  background: #8064a2 !important;
}
.bg_green {
  background: #73bb25 !important;
}
.bg_pink {
  background: #ff39b7 !important;
}
.bg_blue {
  background: #02b9ff !important;
}

.line_gray {
  border: 1px solid #999;
}

.btn_line_small {
  display: inline-block;
  padding: 0 17px;
  height: 33px;
  color: #555 !important;
  text-align: center;
  font-size: 14px;
  line-height: 33px;
  letter-spacing: -1px;
  border-radius: 0;
  vertical-align: middle;
  border: 1px solid #ddd;
}
.btn_line_mid {
  display: inline-block;
  padding: 0 17px;
  height: 41px;
  color: #555 !important;
  text-align: center;
  font-size: 15px;
  line-height: 41px;
  letter-spacing: -1px;
  border-radius: 3px;
  vertical-align: middle;
}

/*작은버튼*/
.btn_small {
  display: inline-block;
  padding: 0 15px;
  height: 33px;
  color: #fff !important;
  text-align: center;
  font-size: 14px;
  line-height: 33px;
  letter-spacing: -1px;
  border-radius: 3px;
  vertical-align: middle;
}

/*중간버튼*/
.btn_mid {
  display: inline-block;
  padding: 0 27px;
  height: 41px;
  color: #fff !important;
  text-align: center;
  font-size: 16px;
  line-height: 41px;
  letter-spacing: -1px;
  border-radius: 3px;
  cursor: pointer;
}

/*중간버튼 no radius*/
.btn_mid_noradius {
  display: inline-block;
  padding: 0 24px;
  height: 36px;
  color: #fff !important;
  text-align: center;
  font-size: 16px;
  line-height: 36px;
  letter-spacing: -1px;
  border-radius: 0;
  cursor: pointer;
}

/*큰버튼*/
.btn_wide {
  display: inline-block;
  padding: 0 40px;
  height: 48px;
  color: #fff !important;
  text-align: center;
  font-size: 18px;
  line-height: 48px;
  letter-spacing: -1px;
  border-radius: 0;
}

/*마이페이지 버튼*/
.btn_mypage_go {
  display: inline-block;
  height: 55px;
  background: #0dc2bb url(/images/sub/icon_play.png) 10px no-repeat;
  padding: 0 12px 0 35px;
  color: #fff !important;
  font-size: 16px;
  letter-spacing: -1px;
  border-radius: 3px;
  line-height: 55px;
  background-size: 19%;
  vertical-align: middle;
}
.btn_mypage_standby {
  display: inline-block;
  height: 55px;
  background: url(/images/sub/icon_play.png) 10px no-repeat;
  padding: 0 12px 0 35px;
  color: #f56451 !important;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -1px;
  border-radius: 3px;
  line-height: 55px;
  background-size: 19%;
  vertical-align: middle;
  border: 1px solid #f56451;
}

/*******************
	btn스타일
********************/
.btn_area {
  position: relative;
  width: 100%;
}
.btn_area a {
  display: inline-block;
  margin-left: 1px;
}
a.btn_line {
  display: block;
  color: #f5821f;
  border: 1px solid #f7a631;
  font-size: 12px;
  text-align: center;
  letter-spacing: -0.5px;
  padding: 5px 7px;
  margin: 10px 0;
  float: left;
  line-height: 100%;
}
a.btn_line:hover {
  color: #fff;
  background: #3c88de;
  border: 1px solid #3c88de;
}
.btn_s_gray {
  display: inline-block;
  color: #747474;
  border: 1px solid #cecece;
  background: #f2f2f2;
  font-size: 12px;
  text-align: center;
  letter-spacing: -0.5px;
  padding: 3px 5px;
  margin-left: 5px;
  line-height: 100%;
}
.btn_s_red {
  display: inline-block;
  color: #fff;
  border: 1px solid #f56451;
  background: #f56451;
  font-size: 12px;
  text-align: center;
  letter-spacing: -0.5px;
  padding: 3px 5px;
  line-height: 100%;
}

/*******************
	헤더영역 : header
********************/
.header_wrap {
  width: 100%;
}
/* GNB */
.gro_wrap {
  width: 100%;
  background: #c22127;
}
.gro_wrap .grobal {
  width: 1100px;
  height: 36px;
  margin: 0 auto;
  overflow: hidden;
}
.family {
  text-align: left;
  font-size: 13px;
  line-height: 36px;
  font-weight: 500;
  float: left;
  overflow: hidden;
}
.family a {
  height: 36px;
  display: inline-block;
  margin: 0;
  padding: 0 18px 0 18px;
  color: #f8f8f8;
  float: left;
}
.family a.on,
.family a:hover {
  background: #fff;
  color: #c22127;
}
/* head 로그인  */
.login_group {
  text-align: right;
  font-size: 13px;
  line-height: 36px;
  float: right;
}
.login_group a {
  margin: 0 0 0 15px;
  color: #edcccd;
}
.login_group a:hover {
  color: #fff;
}

/* top menu 부분 */
.top_menu_wrap {
  width: 100%;
  background: #fff;
}
.top_menu_group {
  width: 1100px;
  margin: 0 auto;
  overflow: hidden;
}
.top_menu_group h1 {
  margin: 37px 0 23px 0;
}
.top_menu_group .top_menu {
  text-align: right;
  font-size: 18px;
  line-height: 24px;
  margin-top: 45px;
}
.top_menu_group .top_menu a {
  margin: 0 0 0 30px;
  color: #1e1e1e;
}
.top_menu_group .top_menu a.on,
.top_menu_group .top_menu a:hover {
  color: #c22127;
}
/*******************
	LNB영역 : 대메뉴
********************/
.main_menu_wrap {
  width: 100%;
  height: 60px;
  background: #323232;
}
.main_menu_wrap_bg {
  display: none;
  width: 100%;
  height: 212px;
  background: #fff;
  z-index: 80;
  position: absolute;
  border-bottom: 1px solid #dbdbdb;
}
.main_menu_group {
  width: 1100px;
  height: 60px;
  margin: 0 auto;
  position: relative;
  z-index: 90;
}
.main_menu_group .m_menu_box {
  float: left;
  width: 183px;
}
div.main_menu_group div.m_menu_box:nth-child(1) {
  width: 197px;
}
div.main_menu_group div.m_menu_box:nth-child(1) ul {
  width: 195px;
}
div.main_menu_group div.m_menu_box:nth-child(2) {
  width: 195px;
}
div.main_menu_group div.m_menu_box:nth-child(2) ul {
  width: 194px;
}
div.main_menu_group div.m_menu_box:nth-child(3) {
  width: 205px;
}
div.main_menu_group div.m_menu_box:nth-child(3) ul {
  width: 204px;
}
div.main_menu_group div.m_menu_box:nth-child(4) {
  width: 195px;
}
div.main_menu_group div.m_menu_box:nth-child(4) ul {
  width: 194px;
}
div.main_menu_group div.m_menu_box:nth-child(5) {
  width: 152px;
}
div.main_menu_group div.m_menu_box:nth-child(5) ul {
  width: 151px;
}
div.main_menu_group div.m_menu_box:nth-child(6) {
  width: 156px;
}
div.main_menu_group div.m_menu_box:nth-child(6) ul {
  width: 155px;
}
.main_menu_group .m_menu_box h3 {
  height: 60px;
  overflow: hidden;
  font-size: 16px;
  line-height: 60px;
  color: #fff;
  line-height: 1.25;
  text-align: center;
}
.main_menu_group .m_menu_box h3 a {
  display: block;
  height: 60px;
  font-size: 16px;
  line-height: 60px;
  color: #fff;
}
.main_menu_group div:hover h3 a,
.main_menu_group div.on h3 a {
  background: #c9252b;
}
.body_main .main_menu_group .m_menu_box ul {
  display: block;
  position: static;
}
.body_main .main_menu_group .m_menu_box ul.sj {
  border-left: 1px solid #dbdbdb;
}
.main_menu_group .m_menu_box ul {
  width: 181px;
  height: 192px;
  display: none;
  padding: 10px 0 10px 0;
  border-right: 1px solid #dbdbdb;
  border-bottom: 1px solid #dbdbdb;
  font-size: 13px;
  font-family: "Dotum";
  color: #2a2a2a;
  line-height: 15px;
  text-align: left;
  background: #fff;
  z-index: 110;
  position: absolute;
  top: 60px;
}
.main_menu_group .m_menu_box:first-child ul {
  border-left: 1px solid #dbdbdb;
}
.main_menu_group:hover .m_menu_box ul {
  display: block !important;
}
.main_menu_group .m_menu_box ul.sj {
  border-left: 1px solid #dbdbdb;
}
.main_menu_group .m_menu_box ul li {
  padding-left: 44px;
  padding-top: 4px;
  padding-bottom: 5px;
  background: url("/images/comm/icon_red_dian.png") 36px 10px no-repeat;
}
.main_menu_group .m_menu_box ul.sj li {
  padding-left: 34px;
  background: url("/images/comm/icon_red_dian.png") 26px 10px no-repeat;
}
.main_menu_group .m_menu_box ul li a {
  color: #2a2a2a;
  letter-spacing: -1px;
}
.main_menu_group .m_menu_box ul li a span {
  letter-spacing: 0;
}
.main_menu_group .m_menu_box ul li a:hover {
  color: #c9252b;
}

/*****************
    푸터 footer
 *****************/
.body_main #footer_wrap {
  background: #fff;
}
#footer_wrap {
  width: 100%;
  background: #f4f6f7;
  color: #969696;
  font-size: 13px;
  line-height: 18px;
  border-top: 1px solid #bfbfbf;
  padding: 30px 0 60px 0;
}
.footer_group {
  width: 1100px;
  margin: 0 auto;
}
.fw_menu {
  width: 1100px;
  position: relative;
  height: 40px;
}
.fw_menu h3 {
  position: absolute;
  top: 0;
  left: 0;
}
.fw_menu .bottom_menu {
  position: absolute;
  top: 8px;
  left: 280px;
  font-size: 15px;
  color: #787878;
  line-height: 18px;
}
.fw_menu .bottom_menu a {
  color: #787878;
  float: left;
}
.fw_menu .bottom_menu span {
  width: 1px;
  height: 14px;
  margin: 3px 15px;
  background-color: #b5b5b5;
  display: block;
  float: left;
}
.fw_info {
  padding: 20px 0 0 0;
  font-size: 13px;
  color: #969696;
  line-height: 18px;
}

.familysite {
  position: absolute;
  right: 0;
}
.btn_familysite {
  display: block;
  width: 140px;
  height: 34px;
  padding: 0 12px 0 15px;
  background: #fafafa url(/images/comm/ico_select_arrow.png) 118px center
    no-repeat;
  border: 1px solid #eaeaea;
  box-sizing: border-box;
  color: #222;
  font-size: 14px;
  font-weight: 100;
  line-height: 34px;
  text-align: left;
  cursor: pointer;
  overflow: hidden;
}
.familysite em {
  display: block;
  position: absolute;
  left: -9999px;
  top: -9999px;
}
.familysite_area {
  display: none;
  position: absolute;
  right: 0;
  bottom: 34px;
  overflow: hidden;
  z-index: 300;
}
.familysite_area ul {
  width: 140px;
  padding: 10px 7px;
  background: #fff;
  border: 1px solid #eaeaea;
  box-sizing: border-box;
  font-size: 13px;
}
.familysite_area a {
  display: block;
  padding: 2px 5px;
  color: #666;
  transition: all 0.4s;
}
.btn_familysite_cl {
  display: none;
  width: 140px;
  height: 34px;
  padding: 0 12px 0 15px;
  background: #fafafa url(/images/comm/ico_select_arrow_on.png) 118px center
    no-repeat;
  border: 1px solid #eaeaea;
  box-sizing: border-box;
  color: #222;
  font-size: 14px;
  font-weight: 100;
  line-height: 34px;
  text-align: left;
  cursor: pointer;
  overflow: hidden;
}

/*****************
    퀵메뉴
 *****************/
/* new 퀵 메뉴 */
#quick_menu_layer {
  position: absolute;
  top: 100px;
  z-index: 210;
}
.quick_menu_group {
  width: 150px;
  text-align: center;
}

/* quick 메뉴 bxslidercss */
.quick_dday_bx {
  width: 150px;
  margin-bottom: 8px;
  height: 131px;
}
.quick_dday_bx a {
  color: #fff;
}
.quick_dday_bx div {
  width: 150px;
  height: 105px;
  overflow: hidden;
  background: #c9252b;
  color: #fff;
}
.quick_dday_bx div p {
  display: inline-block;
  max-height: 40px;
  padding: 15px 20px 0 20px;
  overflow: hidden;
  font-size: 13px;
  line-height: 19px;
  color: #fff;
  text-align: center;
}
.quick_dday_bx div p span {
  font-size: 18px;
  color: #fff;
}
.quick_dday_bx div strong {
  font-size: 32px;
  line-height: 36px;
  color: #fff;
}
div.quick_menu_group div.bx-wrapper div.bx-controls {
  position: relative;
}
div.quick_menu_group div.bx-wrapper div.bx-controls {
  width: 150px;
  height: 26px;
  overflow: hidden;
  background: #c22127;
  color: #fff;
  font-size: 12px;
  line-height: 26px;
}
div.quick_menu_group div.bx-wrapper div.bx-controls div.bx-pager {
  position: static;
  bottom: 0;
  right: 0;
  color: #fff;
  font-size: 12px;
  line-height: 26px;
}
div.quick_menu_group div.bx-wrapper .bx-controls-direction a {
  position: absolute;
  top: 50%;
  margin-top: -13px;
  outline: 0;
  width: 26px;
  height: 26px;
  text-indent: -9999px;
  z-index: 9999;
}
div.quick_menu_group div.bx-wrapper .bx-controls-direction a.bx-prev {
  left: 35px;
  background: url(../images/comm/quick_dday_controls.png) no-repeat 0 0;
}
div.quick_menu_group div.bx-wrapper .bx-controls-direction a.bx-next {
  right: 35px;
  background: url(../images/comm/quick_dday_controls.png) no-repeat -26px 0;
}

.quick_menu {
  width: 150px;
  margin-bottom: 8px;
  margin-top: 8px;
}
.quick_menu h3 {
  width: 150px;
  background: #000;
  font-size: 13px;
  line-height: 30px;
  color: #fff;
}
.quick_menu ul {
  background: #fff;
  border-left: 1px solid #d7d7d7;
}
.quick_menu ul li {
  font-size: 13px;
  line-height: 30px;
  border-bottom: 1px solid #d7d7d7;
  border-right: 1px solid #d7d7d7;
}
.quick_menu ul li a {
  display: block;
  color: #282828;
}
.quick_menu ul li a:hover {
  color: #000;
  background: #d7d7d7;
}
.quick_event a {
  display: inline-block;
  margin-bottom: 8px;
}
.quick_sns a {
  display: inline-block;
  margin-right: 8px;
  float: left;
}
.commentWriteArea a.white {
  color: #fff !important;
}

/* 231205 메인페이지 UI변경 */
/* 경로수정 */
ul.class_bn_box li a.btn_more {
  background: url("../images/main/bg_a_arrow.png") left bottom no-repeat;
}
.list_book .book_con a.btn_more {
  background: url("../images/main/bg_a_arrow.png") left bottom no-repeat;
}
div.online_book .bx-wrapper .bx-prev {
  background: url("../images/main/agreement_slide_selector.png") no-repeat 0px
    0px;
}
div.online_book .bx-wrapper .bx-next {
  background: url("../images/main/agreement_slide_selector.png") no-repeat -24px
    0px;
}
div.online_book .bx-wrapper .bx-pager.bx-default-pager a {
  background: url(../images/main/btn_book_roll.png) no-repeat;
  display: block;
  width: 18px;
  height: 18px;
  text-indent: -9999px;
  margin: 0;
  outline: 0;
}
div.online_book .bx-wrapper .bx-pager.bx-default-pager a:hover,
div.online_book .bx-wrapper .bx-pager.bx-default-pager a.active {
  /* background: #000; */
  background: url(../images/main/btn_book_roll.png) no-repeat;
  background-position: -18px 0;
}
/* 경로 수정 완료 */

/* 메인페이지 */
.top_menu_group {
  width: 1300px;
  position: relative;
  display: flex;
  align-items: center;
}
.top_menu_group h1 {
  margin: 0;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}
.top_menu_group .top_menu {
  margin-top: 0px;
  position: absolute;
  right: 0;
}
.top_menu_group .top_menu a:hover {
  font-weight: 600;
}

ul.lecture_list li div img {
  width: 360px;
  max-width: 360px;
}
ul.lecture_list li a {
  font-weight: 600;
}
ul.lecture_list li p {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

ul.hotevent_list {
  width: 1100px;
  overflow: hidden;
  text-align: left;
}
ul.hotevent_list li {
  width: 305px;
  float: left;
  margin-left: 16px;
}
ul.hotevent_list li div {
  width: 305px;
  height: 275px;
  margin-bottom: 12px;
}
ul.hotevent_list li div img {
  width: 305px;
  max-width: 305px;
  height: auto;
  max-height: 275px;
}

ul.hotevent_list li:first-of-type {
  width: 450px;
  float: left;
}
ul.hotevent_list li:first-of-type div {
  width: 450px;
  height: 275px;
  margin-bottom: 12px;
}
ul.hotevent_list li:first-of-type div img {
  width: 450px;
  max-width: 450px;
  height: auto;
  max-height: 275px;
}

.lecture_group .lecture_menu {
  margin-bottom: 20px;
  position: relative;
  display: flex;
  align-items: center;
}
.lecture_group .lecture_menu .lecture_r_go {
  right: 0;
  position: absolute;
}

.maincon {
  overflow: visible;
}
.community_list {
  height: auto;
}

.service_group {
  display: flex;
  justify-content: space-between;
}
.online_book {
  width: 330px;
  height: 270px;
  overflow: hidden;
  padding: 0 20px;
  box-sizing: border-box;
}
.list_book {
  width: 302px;
  overflow: hidden;
  margin-top: 22px;
}
.list_book ul {
  width: 302px;
}

/* 고객센터 */
.sns_official {
  width: 320px;
  height: 270px;
  padding: 0 20px;
  background: #fff;
  margin-left: 0px;
  box-sizing: border-box;
}
.sns_official h4 {
  margin: 24px 0 0 0;
  font-size: 24px;
  color: #2a2a2a;
  font-weight: bold;
  line-height: 30px;
}

.sns_official .quick_icon {
  margin-top: 27px;
}
.sns_official .quick_icon td span {
  text-align: center;
  margin: 0 auto;
  display: block;
}

.service_center {
  width: 405px;
  height: 270px;
  padding: 0 20px;
  margin-left: 0;
  float: none;
  box-sizing: border-box;
}

.service_center .quick_icon {
  width: 351px;
  border-top: 1px solid #f4f6f7;
  padding: 15px 0 0;
}

.service_center .quick_icon ul li {
  height: 83px;
  border-left: 1px solid #f4f6f7;
}

.service_center .quick_icon ul li a span {
  display: block;
  margin: 0 auto;
  width: 62px;
  height: 65px;
  text-align: center;
  overflow: hidden;
  margin-bottom: 0;
}

.service_center .quick_icon ul li a:hover img {
  margin-top: -62px;
}

.service_center .quick_icon ul li a img {
  width: 62px;
  overflow: hidden;
  vertical-align: top;
}