@font-face {
  font-family: "ZhuqueFangsong";
  src: url("https://lgxy.humc.edu.cn/static/css/ZhuqueFangsong-Regular.ttf")
    format("truetype");
  font-weight: normal;
  font-style: normal;
}

.main {
  width: 1380px;
  margin: 0 auto;
  margin-top: 50px;
  margin-bottom: 70px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}

.item {
  height: 466px;
  width: 450px;
  background: url(../img/zyjs_item_bg.png) no-repeat center;
  background-size: cover;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.item.on {
  background: url(../img/zyjs_item_bg_on.png) no-repeat center;
}

.item.on > ul {
  display: block;
}

.item .tit {
}

.item .tit a {
  font-size: 51px;
  font-weight: 600;
  color: #a30c0d;
  font-family: "ZhuqueFangsong", "Microsoft YaHei", serif;
}

.item.on .tit a {
  color: #fcf6e0;
}

.item > ul {
  margin-top: 61px;
  display: none;
}
.item > ul > li {
  text-align: center;
}
.item > ul > li a {
  color: #fcf6e0;
  text-align: center;
  font-family: "Microsoft YaHei";
  font-size: 20px;
  font-style: normal;
  font-weight: 400;
  line-height: 20px;
  opacity: 0.8;
}

.item > ul > li:nth-child(n + 2) {
  margin-top: 30px;
}