body,
html {
  width: 100%;
  height: 100%;
  color: #333;
  position: relative;
  height: 100%;
}
* {
  margin: 0;
  padding: 0;
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

a {
  text-decoration: none;
  color: #333;
}

.clearfix {
  display: table;
  content: '';
  clear: both;
}
/* 首页 */
.index{
  width: 100%;
  height: 100%;
  position: relative;
  min-height: 800px;
  min-width: 1024px;
  /* max-width: 1300px;
  margin: 0 auto; */
}
.index .mid-con{
  background-color: #fff;
  position: absolute;
  top: 0;
  bottom: 0;
  width: 360px;
  left: 50%;
  margin-left: -180px;
  display: flex;
  flex-direction: column;
  padding: 86px 0 56px;
}
.index .mid-con .logo{
  width: 174px;
  height: 174px;
  margin: 0 auto 60px;
  background-image:url(https://group.jiuhangjituan.cn/web/ruinm/logo.png);
  text-indent: -99000px;
  overflow: hidden;
}
.index .mid-con .mid-menu{
  flex: 1;
  width: 180px;
  margin: 0 auto;
}
.index .mid-con .mid-menu li{
  font-size: 18px;
  text-align: center;
  height: 54px;
  width: 180px;
  box-sizing: border-box;
  line-height: 52px;
  margin-bottom: 12px;
  
}
.index .mid-con .mid-menu li a{
  display: block;
  border: 1px solid #fff;
  transition: all ease .5s;
  color: #333333;
}
.index .mid-con .mid-menu li a:hover{
  border-color: #333;
  color: #333333;
 
}
.index .mid-con .mid-menu:hover li a{
  color: #999999;
}
.index .mid-con .mid-menu:hover li  a:hover {
  color: #333333;
}
.index .mid-con .mid-footer {
  text-align: center;
  font-size: 14px;
  line-height: 1.8;
}
.index .left-con{
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: calc(50% - 180px);
}
.index .left-con .swiper-slide{
    display: flex;
    justify-content: flex-end
}
.index .right-con {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: calc(50% - 180px);
}
.index .right-con .swiper-slide{
    display: flex;
    justify-content: flex-start
}

.swiper {
      width: 100%;
      /* height: 100%; */
    }

    .swiper-slide {
      text-align: center;
      font-size: 18px;
      background: #fff;
      display: flex;
      justify-content: center;
      align-items: center;
    }

    .swiper-slide img {
      display: block;
      width: 100%;
      height: 100%;
      object-fit: contain;
    }
    /* 手机端 */
.mobile-con{
  display: none;
}
@media (max-width: 768px) {
  .index{
    min-width: 100%;
    min-height: 100%;
  }
  .index .left-con,
  .index .right-con {
      display: none;
    }
  .index .mid-con {
    position: static;
    width: 100%;
    margin: 0;
    padding: 0;
    flex-direction: row;
    flex-wrap: wrap;
  }
  .index .mid-con .logo-con{
    order: 1;
    flex: 1;
  }
  .index .mid-con .logo{
    margin: 2px 0 0 16px;
    width: 87px;
    height: 87px;
    background-size: 100%;
  }
    .index .mid-con .mid-menu{
      order: 3;
      display: flex;
      width: 100%;
      flex: inherit;
    }
    .index .mid-con .mid-menu li{
      flex: 1;
      width: 25%;
      font-size: 14px;
      margin-bottom: 0;
      line-height: 1;
      padding: 14px 0 12px;
    }
    .index .mid-con .mid-menu li a {
      line-height: 28px;
    }
    .index .mid-con .mid-footer{
    order: 2;
    flex: 1;
    text-align: right;
    padding: 37px 8px 0 0;
    font-size: 10px;
  }
  
  .index .mobile-con{
    display: block;
  }
}