body{
    
    background-color:#f4f5f7 ;
}
.zs_content{
    background-color:#f4f5f7 ;
    padding-bottom: 100px;
}
.zs_nav{
    border-bottom: 0px solid #ededed;
    padding-bottom: 40px;
}
/* banner */
.bannerimg{
    position: relative;
    /* border: 1px solid red; */
}
.bannerimg .exp_img{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    width: 100px;
    height: 100px;
}
.bannerimg .exp_img img{
    width: 60px;
    height: 60px;
    margin:20px 16px 20px 24px;
}

.news .sys_list{
   margin: 0px -15px 0px -15px;
}
.news .sys_item{
   width: 25%;
   float: left;
   box-sizing: border-box;
   padding: 15px 15px;
   text-align: center;
   /* border: 1px solid red; */
}
.sysinner{
    box-sizing: border-box;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
    position: relative;
    /* border: 1px solid red; */
}
.sysinner::after{
    content: '';
    box-sizing: border-box;
    position: absolute;
    bottom:15px;
    height: 20px;
    width: 80%;
    left: 10px;
    box-shadow: 0px 10px 20px rgba(0, 0, 0, 0.3);
    transform: skewY(-5deg);
    z-index: -1;
}
.sysinner::before{
    content: '';
    box-sizing: border-box;
    position: absolute;
    bottom:15px;
    height: 20px;
    width: 80%;
    right: 10px;
    box-shadow: 0px 10px 20px rgba(0, 0, 0, 0.3);
    transform: skewY(5deg);
    z-index: -1;
}
.news .sys_img {
   margin: auto;
   width: 100%;
   height: auto;
   padding-top: 75%;
   position: relative;
   overflow: hidden;
   border: 1px solid #ededed;
   box-sizing: border-box;
}
.news .sys_img .back{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    /*background-image: url('../img/hun_11.png');*/
    background-size: 100% ;
    background-repeat: no-repeat;
    background-position:center center;
    /*position:relative;*/
}
.sys_item2 .sys_img .back {
    position: relative;
    /*background-image: url('http://www.jnqianle.cn/upload/logo/content/202109/24/e2b864e3-5cb7-4785-843a-5e551c59d270.jpg');*/
}
.news .sys_img .back{
    transition: all ease 1s;
 }
 .back_img{
     position: absolute;
     top: 50%;
     left: 50%;
     transform: translate(-50%,-50%);
    background: rgba(0, 0, 0, 0.8);
    border-radius: 50%;
    width: 50px;
    height: 50px;
}
.back_img img{
   width: 30px;
   height: 30px;
   margin:10px 7px 10px 13px ;
}
.news .sys_name{
   height: 70px;
   line-height: 30px;
   text-align: left;
   box-sizing: border-box;
   padding: 5px 10px;
   background: white;
   display: -webkit-box;
   -webkit-box-orient: vertical;
   -webkit-line-clamp: 2;
   overflow: hidden;

}
.news .sysinner:hover .sys_img .back{

   transform: scale(1.2);
}
.news .sys_course{
   margin-top: 40px;
}
.news .coursertext{
   background: rgba(10, 60, 109, 1);
   color: white;
   box-sizing: border-box;
   padding: 20px 0px;
   border-radius: 8px;
   position: relative;
   overflow: hidden;
}
.news .coursertext .littleback{
   opacity: 1;
}
.news .coursebox{
   width: 134px;
   margin: auto;
   position: relative;
   z-index: 2;
   text-align: left;
}
.news .coursebox2{
   width: 115px;
}
.news .courseimg{
   width: 25px;
   height: 25px;
   float: left;
}
.news .coure_name{
   font-weight: bold;
   letter-spacing: 1px;
   margin-left: 0px;
   font-size: 18px;
   overflow: hidden;
   display: inline-block;
   margin-left: 10px;
   height: 25px;
   line-height: 25px;
}
.news .sys_list2 .sys_item:hover {
   transform: scale(1.05);
}
.pagenum{
    width: 50%;
    margin:60px auto 100px auto;
}

@media screen and (max-width:900px) {
    .bannerimg .exp_img{
        width: 60px;
        height: 60px;
        border-radius: 50%;
    }
    .bannerimg .exp_img img{
        width: 40px;
        height: 40px;
        margin:10px 8px 10px 12px;
    }
    }
 @media screen and (max-width:800px) {
     /* 新闻资讯 */
.news{
    /* padding: 60px 0px; */
}

.news .sys_list{
   margin: 0px -8px 0px -8px;
}
.news .sys_item{
    width: 50%;
   padding: 8px 8px;
}
.sysinner::after{
    bottom:12px;
    box-shadow: 0px 10px 10px rgba(0, 0, 0, 0.3);
    transform: skewY(-8deg);
}
.sysinner::before{
    bottom:12px;
    box-shadow: 0px 10px 10px rgba(0, 0, 0, 0.3);
    transform: skewY(8deg);
}
.news .sys_name{
    height: 56px;
    line-height: 24px;
    font-size: 14px;
 }
 .zs_content{
    background-color:#f4f5f7 ;
    padding-bottom: 60px;
}
.zs_nav{
    border-bottom: 0px solid #ededed;
    padding-bottom: 20px;
}
 }