@keyframes dots {
    0%{
      opacity: 0.5;
      transform: scale(1);
    }
    100%{
      opacity: 0;
      transform: scale(6);
    }
}

/*********** Top *************/
.history_top {display:flex; flex-direction:column; align-items: center; justify-content:center; background:url('/twcenter/bbs/skin/historyBasic/image/history_top.jpg') no-repeat center/cover; box-sizing:border-box; padding:0 5%; height:550px; text-align:center;}
.history_top h3 {font-size: 3.111rem; font-family: var(--kor); font-weight: 700; font-style: normal; line-height: 125%; letter-spacing: -2.8px; color:var(--white); font-weight:700; word-break:keep-all;}
.history_top p {font-size:1.125rem; color:var(--basicW); letter-spacing: var(--letter-spacing-body); line-height: 166.67%; padding: 20px 0 0;}


/*********** List *************/
.history_cont {overflow: hidden; transition:background 0.6s linear;}
.history_cont .fs55 {text-align:center; padding:0 0 30px; transition:all 0.6s linear;}

.history_tab{margin: 0 auto 60px;}
.history_tab .history_tab_in ul{display: flex; justify-content:center;}
.history_tab .history_tab_in ul li{width: auto; margin: 2px;}
.history_tab .history_tab_in ul li a{display: block; min-width: 180px; height: 65px; line-height: 63px; border-radius:65px; box-sizing:border-box; padding: 0 20px; text-align:center; border:1px solid var(--border); font-size:1rem; font-family:var(--eng); font-weight: 400; color:var(--basic); transition:all .3s; }
.history_tab .history_tab_in ul li a:hover{color:var(--black); border-color:var(--black);}
.history_tab .history_tab_in ul li.hover a{background:var(--main) !important; border-color:var(--main) !important; color:var(--white) !important;}

.history_list {position: relative; padding:100px 0 0; margin-bottom:200px;}
.history_list .his_in{display: flex; padding-bottom:100px; position: relative; z-index: 2;}
.history_list .his_in > div {box-sizing:border-box;}
.history_list .his_in .his_txt {width:100%; display:flex; flex-wrap:wrap;}
.history_list .his_in .his_txt h4 {width:405px; font-size:56px; line-height: 125%; letter-spacing: 0; font-family:var(--eng); color:var(--black); font-weight: 700; position: relative; box-sizing:border-box;}
.history_list .his_in .his_txt h4 form {float:left; line-height:1;}
.history_list .his_in .his_txt h4 form input[type=checkbox] {margin-right:10px; width:20px; height:20px;}
.history_list .his_in .his_txt h4 .dot {position: absolute; right:-7px; top:15px; display: block; width:13px; height:13px; border-radius:50%; background:var(--basic); z-index: 9; transition:all .3s; box-sizing:border-box;}
.history_list .his_in.effect .his_txt h4 .dot {background:var(--main);}
.history_list .his_in .his_txt h4 .dot::after{content:''; display: block; width: 100%; height: 100%; box-sizing:border-box; background:var(--main); border-radius:50%; position: absolute; left:0; top:0; z-index: 9; animation: dots 1.5s ease-in-out infinite;}
.history_list .his_in.effect .his_txt h4 .dot::after {background:var(--main);}
.history_list .his_in .his_txt ul {padding-top:5px; width:calc(100% - 405px); padding-left:50px; box-sizing:border-box;}
.history_list .his_in .his_txt ul li {font-size:1rem; font-weight: 400; line-height: 160%; letter-spacing: var(--letter-spacing-body); padding:0 0 8px 130px; box-sizing:border-box; position: relative;}
.history_list .his_in .his_txt ul li:last-child {padding-bottom:0;}
.history_list .his_in .his_txt ul li b {position: absolute; left:0; top:0; font-family:var(--eng); font-weight: 600; color:var(--black); letter-spacing:0;}
.history_list .his_in .his_txt ul li small {display: block; font-size:0.889rem; line-height: 150%; letter-spacing: var(--letter-spacing-body); margin-top: 5px;}
.history_list .his_in .his_img{text-align:right;}
.history_list .his_in .his_img span{display: inline-block; position: relative;}
.history_list .his_in .his_img img{max-width:100%; height: auto; }
.history_list .his_in .his_img img.up{position: absolute; left: 0; top:0; opacity: 0;}

.history_list .progressbar {display: block; position: absolute; left:405px; top:0; width:1px; height: 100%; background: linear-gradient(to bottom, var(--border) 86.01%, rgba(209,215,225, 0.00) 100%); z-index: 1;}
.history_list .progressbar .progress {display: block; width: 1px; height: 0; background:var(--main); position: absolute; left:0; top:0; transition:all .3s;}
.history_list::before {position:absolute; left:403px; bottom:0; width:5px; height:5px; border-radius:100%; background-color:var(--main); content:""; z-index:10;}

/*********** View *************/
.bbs_view{border-top:2px solid var(--black);}
	.bbsView_tit{border-bottom:1px solid var(--border); padding:33px 100px 33px 20px; box-sizing:border-box; position: relative;}
	.bbsView_tit .subject{font-size:26px; letter-spacing:var(--letter-spacing-heading); line-height:130%; font-weight:700; color:var(--black);}
	.bbsView_tit .subject span{display:inline-block; margin-right: 5px; letter-spacing:inherit; font-weight:400;}
	.bbsView_tit .view_detail{margin:10px 0 0; display:flex;}
	.bbsView_tit .view_detail li{font-size:1rem; color:var(--basic); line-height:150%; padding:0 37px 0 0; position:relative;}
	.bbsView_tit .view_detail li:last-child{padding:0;}
	.bbsView_tit .view_detail li:after{content:''; display:block; width:1px; height:16px; background:#ccc; position:absolute; right:18px; top:50%; margin-top:-8px;}
	.bbsView_tit .view_detail li:last-child:after{display:none;}
	.bbsView_tit .count{font-size:1rem; color:var(--basic); line-height:120%; position:absolute; right:20px; top:50%; transform:translateY(-50%);}
	.bbsView_tit .count span{display:inline-block; vertical-align:middle; margin:-2px 7px 0 0; color:var(--black);}
	.view_content{padding:30px 0; box-sizing:border-box;}
	.view_content img{max-width:100%; height:auto !important;}

	.view_file{margin:30px 0 0; box-sizing:border-box; background:var(--grayBg); display:flex;}	
	.view_file .btit{width:170px; padding:20px; font-size:1rem; letter-spacing:var(--letter-spacing-body); line-height: 120%; color:var(--black); box-sizing:border-box; position: relative;}	
	.view_file .bstxt{width:calc(100% - 170px); padding:20px; font-size:1rem; letter-spacing:-0.35pt; line-height: 120%; box-sizing:border-box;}	
	.view_file .bstxt a{display:inline-block; font-size:1rem; letter-spacing:var(--letter-spacing-body); line-height:150%; color:var(--black); border-bottom:1px solid var(--black); margin: 0 0 5px;}
	.view_file .bstxt a:last-child{margin: 0;}
	.view_file .bstxt .file{display: inline-block; vertical-align: middle; margin-left: -5px; font-size:1rem; color:var(--black);}	

	.bbs_bottom{border-top:1px solid var(--border); display:flex;}
	.bbs_bottom.last{border-bottom:1px solid var(--border);}
	.bbs_bottom dt{width:170px; padding:20px; font-size:1rem; letter-spacing:var(--letter-spacing-body); line-height: 120%; color:var(--black); box-sizing:border-box; position: relative;}
	.bbs_bottom dt .arrow{color:var(--black); opacity:0.5; position:absolute; right:0; top:50%; transform:translateY(-50%);}
	.bbs_bottom dd{width:calc(100% - 170px); padding:20px; font-size:1rem; letter-spacing:var(--letter-spacing-body); line-height: 120%; box-sizing:border-box;}
	.bbs_bottom dd a{text-overflow: ellipsis; -o-text-overflow: ellipsis; overflow: hidden; white-space: nowrap; word-wrap: normal !important; display: block;}


	.his_table{display: flex; flex-wrap:wrap;}
	.his_table dt {font-size:1rem; width:100px; font-weight:600; color:var(--black); padding:3px 0;}
	.his_table dd {font-size:1rem; width:calc(100% - 100px); padding:3px 0;}




/*******************************************************************************
    @media 1500px
*******************************************************************************/
@media all and (max-width:1500px){




}
/*******************************************************************************
    @media ~1300px
*******************************************************************************/
@media all and (max-width:1300px){



}

/*******************************************************************************
    @media  ~980px               
*******************************************************************************/
@media all and (max-width:980px){


/*********** Top *************/
.history_top {height:405px;}
.history_top h3 {font-size:40px;}
.history_top p {font-size:16px;}


/*********** List *************/
.history_tab{margin: 0 auto 40px;}
.history_tab .history_tab_in ul li a{min-width: 140px; height: 55px; line-height: 53px; padding: 0 20px;}

.history_list {padding:80px 0 0;}
.history_list .his_in {padding-bottom:60px;}

.history_list .his_in .his_txt h4 {width:230px; font-size:36px;}
.history_list .his_in .his_txt h4 .dot {right:-5px; top: 12px; width: 9px; height: 9px;}
.history_list .his_in .his_txt ul {width:calc(100% - 230px); padding-left:35px;}
.history_list .his_in .his_txt ul li {padding: 0 0 4px 90px;}

.history_list .progressbar {left:230px;}
.history_list::before {left:228px;}

}
/*******************************************************************************
    @media 481~680px
*******************************************************************************/
@media all and (max-width:680px){

/*********** Top *************/
.history_top {height:auto; padding:65px 5%;}
.history_top h3 {font-size:28px; letter-spacing: -2px; text-wrap: balance;}
.history_top p {font-size:14px; padding:15px 0 0;}


/*********** List *************/
.history_tab{margin: 0 auto 30px;}
.history_tab .history_tab_in{}
.history_tab .history_tab_in ul{}
.history_tab .history_tab_in ul li a{min-width: 120px; height: 45px; line-height: 43px; padding: 0 10px;}

.history_tab {margin: 0 auto 20px; padding:0 30px; display:block;}
.history_tab:before{content:''; display:block; box-sizing:border-box; width:100%; height:100%; border:1px solid var(--border); position:absolute; left:0; bottom:0;}
.history_tab .history_tab_in ul{display:block; white-space:nowrap; text-align:center; font-size:0;}
.history_tab .history_tab_in ul li{float:none; display:inline-block; margin:0; width: auto; padding:0 10px;}
.history_tab .history_tab_in ul li a{min-width:auto; line-height:120%; height: auto; padding:12px 0; border-radius:0; border:0;}
.history_tab .history_tab_in ul li a:after{content:''; display:block; width:0; height:2px; background:var(--main); position:absolute; left:0; bottom:0; z-index:2; transition:all .3s linear;}
.history_tab .history_tab_in ul li.hover a{background:transparent !important; color:var(--main) !important; font-weight:700;}
.history_tab .history_tab_in ul li.hover a:after{width:100%;}

.history_list {padding:60px 0 0;}
.history_list .his_in {padding-bottom:40px;}
.history_list .his_in .his_txt h4 {width:100%; font-size:30px; padding-bottom:12px; padding-left:30px; box-sizing:border-box;}
.history_list .his_in .his_txt h4 .dot {right:auto; left:6px; top: 10px;}
.history_list .his_in .his_txt ul {width:100%; padding-left:30px; padding-top:0;}
.history_list .his_in .his_txt ul li {padding: 0 0 4px 80px;}
.history_list .his_in .his_txt ul li b {top:2px;}

.history_list .progressbar {left:10px;}
.history_list::before {left:8px;}

}


/*******************************************************************************
    @media 480px
*******************************************************************************/
@media all and (max-width:480px){

/*********** Top *************/
.history_top p {padding:12px 0 0;}

.history_list .his_in .his_txt h4 {font-size:26px;}


}