/* css 的初始化 */

/* 指定当前css文件, 编码格式是utf-8 */
@charset "UTF-8";

.button {
  width: 46px;
  height: 46px;
  background: url(../picture/idxhis_left.png) no-repeat center;
  background-size: cover;
  position: absolute;
  top: 57%;
  left: 5vw;
}

.button:hover {
  background-image: url(../picture/idxhis_left_on.png);
}

.button.next {
  background-image: url(../picture/idxhis_right.png);
  left: unset;
  right: 5vw;
}

.button.next:hover {
  background-image: url(../picture/idxhis_right_on.png);
}

.slide_wrap {
  overflow: hidden;
  position: relative;
  background: url(../picture/history_yearbg.png) no-repeat center;
  background-position-y: 180px;
  background-position-x: -168px;
  z-index: 99;
}

.slide_wrap ul {
  z-index: 9;
  left: 0px;
  width: 100% !important;
  padding-top: 200px;
}

/* .slide_wrap::after {
  width: 100%;
  height: 1px;
  background-color: #999;
  content: '';
  position: absolute;
  top: 48px;
  left: 0px;
} */

.slide_items li {
  float: left;
  font-size: 20px;
  width: 25%;
  height: 200px;
  text-align: center;
  position: relative;
}

.slide_items li a {
  display: block;
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0px;
  left: 0px;
  z-index: 999;
}

.slide_items li.on {
  color: yellow;
  border-radius: 30px;
}

.slide_items li span {
  font-size: 19px;
  font-weight: bold;
  color: #333333;
  display: block;
}

.slide_items li div.circle {
  display: inline-block;
  width: 19px;
  height: 19px;
  background-color: #66b23f;
  border-radius: 19px;
  box-sizing: border-box;
  margin-top: 34px;
}

.slide_items li:nth-child(1) div.circle,
.slide_items li:nth-child(2) div.circle {
  background-color: #009cdc;
}

.slide_items li:nth-child(2n) div.circle {
  margin-bottom: 30px;
  margin-top: 38px;
}

.slide_items li.on {
  /* position: relative; */
  margin-top: -50px;
}

.slide_items li.on div.circle {
  display: inline-block;
  width: 72px;
  height: 72px;
  background: url(../picture/history_dianon.png) no-repeat center;
  background-size: cover;
  top: 40px;
}

.slide_items li.on span {
  font-size: 36px;
  font-weight: bold;
  color: #003685;
  width: 100%;
  text-align: center;
}
.slide_items li .yearsnum {
  position: absolute;
  font-family: Gilroy-ExtraBold;
  letter-spacing: 8px;
  top: -200px;
    left: -320px;
  color: #e9eff2;
  font-size: 300px;
  background: -ms-linear-gradient(180deg, rgba(233, 239, 242, 0), rgba(233, 239, 242, 0), rgba(233, 239, 242, 0));
  background: -moz-linear-gradient(180deg, #f1f2f3, rgba(233, 239, 242, 0.7), rgba(233, 239, 242, 0));
  background: -o-linear-gradient(180deg, #f1f2f3, rgba(233, 239, 242, 0.7), rgba(233, 239, 242, 0));
  background: -webkit-gradient(linear, right top, right bottom, color-stop(0,rgba(246, 249, 251, 1)),color-stop(0.10,rgba(233, 239, 242, 1)),color-stop(0.7,rgba(233, 239, 242, 0.7)), color-stop(1, rgba(233, 239, 242, 0)));
  background: -webkit-linear-gradient(top, #f1f2f3, rgba(233, 239, 242, 0.7), rgba(233, 239, 242, 0));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  opacity: 0;
  z-index: 0;
  transition: all .5s;
}
.slide_items li.on .yearsnum {
  opacity: 1;
}
 
.slide_items li:nth-child(1) .yearsnum {
  left: 400px;
  top: -200px;
}
.slide_items li:nth-child(2) .yearsnum {
  left: 30px;
  top: -200px;
}
.slide_items li:nth-child(4) .yearsnum {
  left: -680px;
  top: -200px;
}
.slide-content {
  margin-top: 100px;
}

.slide-content img {
  width: 100%;
}

.slide-content ul {
  display: none;
}

.slide-content ul.on {
  display: block;
}

.idxhis_list {
  width: 100%;
  height: 216px;
	background-color: #ffffff;
	box-shadow: 0px 10px 30px 0px 
		rgba(201, 209, 213, 0.5);
	border-radius: 8px;
  padding: 40px 33px;
}

.idxhis_list h3 {
  font-size: 18px;
	font-weight: bold;
	letter-spacing: 1px;
  padding-bottom: 12px;
	color: #003a8f;
}
.idxhis_list p {
  font-size: 16px;
	font-weight: bold;
	line-height: 26px;
	color: #333333;
  background: url(../picture/history_descico.png) no-repeat left;
  background-position-y: 11px;
  padding-left: 20px;
}



.slide-content ul {
  display: none;
}

.slide-content ul.on {
  display: block;
}
.idx_historyswiper .swiper-slide {
  width: 30% !important;
  margin-left: 70px;
}
.idx_historyswiper .swiper-slide:first-child {
  margin-left: 0px;
}
.idx_historyswiper3 .swiper-slide {
  margin: 0px 35px !important;
}