.banner {
    width: 100%;
    position: relative;
}
.banner img {
    max-width: 100%;
}
.banner .banner_bg{
    position: absolute;
    width: 100%;
    height: 100%;
    background: #28629f;
    opacity: 0.3;
    left: 0;
    top: 0;
}
.banner .wrapper_content {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    -webkit-transform: translateX(-50%);
    bottom: 120px;
    z-index: 3;
}
.banner .wrapper_content .banner_info {
    color: #fff;
    font-size: 18px;
    max-width: 34%;
}
.banner .wrapper_content .banner_info .banner_tit {
    font-size: 60px;
    font-family: "PuHuiTi";
    margin-bottom: 20px;
    line-height: 75px;
}
.banner .wrapper_content .banner_info .banner_text {
    line-height: 30px;
    font-family: "PuHuiTi";
    text-align: justify;
    text-justify:inter-ideograph;
}
.banner .banner_more {
    position: relative;
    top: 204px;
}
.banner .banner_more a {
    display: block;
    width: 180px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    color: #fff;
    border: 1px solid #fff;
}
.banner .banner_more a img {
    margin-left: 30px;
    transition: all 0.6s;
    -webkit-transition: all 0.6s;
}
.banner .banner_more a:hover img {
    margin-left: 20px;
}

.case_con{
    width: 100%;
}
.case_con .tab-tit{
    width: 100%;
    padding: 50px 0px;
    font-size: 0;
    text-align: center;
}
.case_con .tab-tit .item{
    display: inline-block;
    margin-right: 180px;
    transition: all 0.6s;
    -webkit-transition: all 0.6s;
}
.case_con .tab-tit .item:last-child{
    margin-right: 0;
}
.case_con .tab-tit .item img{
    margin: 0 auto;
}
.case_con .tab-tit .item .img_h{
    display: none;
}
.case_con .tab-tit .item p{
    margin-top: 20px;
    color: #999;
    font-size: 20px;
    font-family: "PuHuiTi";
}
.case_con .tab-tit .item.active .img,
.case_con .tab-tit .item:hover .img{
    display: none;
}
.case_con .tab-tit .item.active .img_h,
.case_con .tab-tit .item:hover .img_h{
    display: block;
}
.case_con .tab-tit .item.active p,
.case_con .tab-tit .item:hover p{
    color: #28619e;
}
.case_con .tab-con{
    background: #f2f2f2;
    padding: 120px 0px;
}
.case_con .tab-con .item_list{
    margin-bottom: 20px;
    width: 100%;
    position: relative;
}
.case_con .tab-con .item_list img{
    width: 100%;
}
.case_con .tab-con .item_list .item_bg{
    position: absolute;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0;
    background: #28609d;
    opacity: 0.5;
    transition: all 0.6s;
    -webkit-transition: all 0.6s;
}
.case_con .tab-con .item_list:hover .item_bg{
    opacity: 0;
}
.case_con .tab-con .item_list .item_info{
    position: absolute;
    width: 35%;
    background: rgba(255, 255, 255, 0.9);
    left: 120px;
    top: 50%;
    transform: translateY(-50%);
    padding: 90px 60px 90px 40px;
}
.case_con .tab-con .item_list .item_info .item_tit{
    font-size: 46px;
    color: #333;
    font-family: "PuHuiTi";
}
.case_con .tab-con .item_list .item_info .item_subtit{
    font-size: 20px;
    color: #28629f;
    font-family: "PuHuiTi";
    margin: 0px 0px 20px;
}
.case_con .tab-con .item_list .item_info .item_text{
    color: #666;
    font-size: 16px;
    line-height:28px;
    margin-bottom: 10px;
    text-align: justify;
    text-justify:inter-ideograph;
}
.case_con .tab-con .item_list .item_info .item_text:last-child{
    margin-bottom: 0;
}
.case_con .tab-con .list_right .item_info{
    left: auto;
    right: 120px;
}

@media only all and (max-width: 1600px){
    .case_con .tab-con .item_list .item_info{
        padding: 70px 60px 70px 40px;
    }
    .banner .wrapper_content .banner_info .banner_tit {
        font-size: 50px;
        line-height: 60px;
    }
    .banner .wrapper_content{
        bottom: 80px;
    }
    .banner .banner_more{
        top: 172px;
    }
}
@media only all and (max-width: 1440px){
    .banner .wrapper_content {
        bottom: 60px;
    }
    .banner .wrapper_content .banner_info .banner_tit {
        font-size: 40px;
        line-height: 50px;
    }
    .banner .wrapper_content .banner_info .banner_text {
        line-height: 27px;
    }
    .banner .banner_more {
        top: 147px;
    }
    .case_con .tab-tit .item{
        margin-right: 144px;
    }
    .case_con .tab-con .item_list .item_info {
        padding: 50px 20px 50px 40px;
    }
    .case_con .tab-con .item_list .item_info .item_tit {
        font-size: 36px;
    }
    .case_con .tab-con .item_list .item_info .item_subtit{
        font-size: 18px;
    }
    .case_con .tab-con .item_list .item_info {
        left: 100px;
    }
    .case_con .tab-con .list_right .item_info {
        left: auto;
        right:100px;
    }
    .case_con .tab-tit .item img {
        height: 60px;
    }
}
@media only all and (max-width: 1280px){
    .banner .wrapper_content .banner_info {
        max-width: 40%;
    }
    .banner .wrapper_content .banner_info .banner_tit {
        font-size: 36px;
        line-height: 40px;
    }
    .banner .banner_more {
        top: 127px;
    }
    .case_con .tab-tit .item {
        margin-right: 104px;
    }
    .case_con .tab-con .item_list .item_info{
        width: 50%;
        left: 60px;
    }
    .case_con .tab-con .list_right .item_info {
        left: auto;
        right: 60px;
    }
    .case_con .tab-con .item_list .item_info {
        padding: 30px 20px 30px 30px;
    }
    .case_con .tab-tit .item img {
        height: 55px;
    }
}
@media only all and (max-width: 1024px){
    .case_con .tab-con .item_list .item_info {
        left: 20px;
    }
    .case_con .tab-con .list_right .item_info {
        left: auto;
        right: 20px;
    }
    .case_con .tab-tit .item {
        margin-right: 98px;
    }
}
@media only all and (max-width:768px){
    .banner .wrapper_content{
        bottom: 40px;
    }
    .banner .wrapper_content .banner_info .banner_tit {
        font-size: 30px;
        line-height: 40px;
    }
    .banner .wrapper_content .banner_info {
        max-width: 55%;
        font-size: 16px;
    }
    .banner .wrapper_content .banner_info .banner_text {
        line-height: 26px;
    }
    .banner .banner_more {
        top: 125px;
    }
    .case_con .tab-tit .item {
        margin-right: 50px;
    }
    .case_con .tab-con .item_list .item_info{
        padding: 15px 10px;
        width: 85%;
    }
    .case_con .tab-con .item_list .item_info .item_text{
        line-height: 24px;
    }
}
@media only all and (max-width:550px){
    .banner .wrapper_content .banner_info .banner_text{
        display: none;
    }
    .banner .wrapper_content{
        bottom:15px;
    }
    .banner .wrapper_content .banner_info{
        max-width: 60%;
    }
    .banner .wrapper_content .banner_info .banner_tit {
        font-size: 20px;
        line-height: 24px;
    }
    .banner .banner_more {
        position: absolute;
        top: 15px;
        right: 20px;
    }
    .banner .banner_more a{
        width: 120px;
        font-size: 14px;
        height: 40px;
        line-height: 40px;
    }
    .banner .banner_more a img{
        margin-left: 10px;
    }
    .banner .banner_more a:hover img{
        margin-left: 10px;
    }
    .case_con .tab-tit .item{
        width: 29%;
        margin-right: 6.5%;
        margin-bottom: 20px;
    }
    .case_con .tab-tit .item:nth-child(3n){
        margin-right: 0;
    }
    .case_con .tab-con .item_list .item_info{
        position: static;
        transform: none;
        -webkit-transform: none;
        width: 100%;
        margin-top: 20px;
    }
    .case_con .tab-con .item_list .item_bg{
        display: none;
    }
    .case_con .tab-con .item_list .item_info .item_tit {
        font-size: 26px;
    }
    .case_con .tab-con .item_list .item_info .item_subtit {
        font-size: 16px;
    }
    .case_con .tab-con .item_list .item_info .item_text{
        font-size: 15px;
        line-height: 22px;
    }
    .case_con .tab-con {
        padding: 60px 0px;
    }
}