/* 表面处理行业废水对环境的危害 */
.surface{
    background: url(../images/surface_banner.png)no-repeat center;
    padding-top: 75px;
    padding-bottom: 35px;
}
.sf-show{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}

.sf-img{
    width: 45.8333333%;
    overflow: hidden;
}
.sf-img img{
    max-width: 100%;
}
.sf-text{
    width: 49.583333%;
}   
.sf-text h3{
    font-size: 24px;
    color: #2bb4e6;
    font-weight: bold;
    background: url(../images/tit_ico.png)no-repeat left center;
    padding-left: 30px;
}
.sf-text span{
    display: block;
    width: 64px;
    height: 6px;
    background-color: #2bb4e6;
    margin-top: 28px;
    margin-left: 5px;
}
.sf-text .text{
    margin-top: 20px;
}
.sf-text .text p{
    font-size: 16px;
    line-height: 40px;
    color: #666;
}
.sf-text .text p:nth-child(2){
    margin-top: 40px;
}

/* 废水特点 */
.chara{
    padding-top: 60px;
    padding-bottom: 80px;
}
.cha-tit{
    text-align: center;
}
.cha-tit h3{
    font-size: 24px;
    font-weight: bold;
    color: #2bb4e6;
}
.cha-tit h3::after{
    display: block;
    content: '';
    width: 134px;
    height: 16px;
    background: url(../images/cha_tit.png)no-repeat;
    margin: 0 auto;
    margin-top: 8px;
}
.cha-show{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    margin-top: 45px;
}
.cha-left{
    width: 50%;
    padding-left: 60px;
}
.cha-right{
    width: 50%;
    overflow: hidden;
}
.cha-right img{
    max-width: 100%;
}
.cha-left h3{
    font-size: 18px;
    font-weight: bold;
    color: #333;
    display: flex;
    align-items: flex-end;
}
.cha-left h3 span{
    display: inline-block;
    margin-right: -5px;
}
.cha-cfn{
    max-width: 250px;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-start;
    border-radius: 30px;
    overflow: hidden;
    background-color: #eee;
    margin-top: 20px;
    position: relative;
    box-shadow: 0px 0px 4px 2px rgb(0 0 0 / 10%);
}
.cha-cfn li{
    line-height: 34px;
    text-align: center;
    font-size: 14px;
    color: #666;
    width: 50%;
    cursor: pointer;
}
.cha-cfn li.cur{
    color: #fff;
    background-color: #2bb4e6;
}
.cha-cfn::after{
    content: '';
    position: absolute;
    background: url(../images/cha_sd.png)no-repeat;
    width: 23px;
    height: 34px;
    top: 0;
    left: 113.5px;
}
.cha-list{
    margin-top: 25px;
}
.cha-list .cha-text{
    display: none;
}
.cha-list .cha-text p{
    padding-left: 28px;
    max-width: 400px;
    font-size: 16px;
    color: #333;
    line-height: 36px;
    position: relative;
}

.cha-list .cha-text p::before{
    position: absolute;
    top: 15px;
    left: 10px;
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: #2bb4e6;
    margin-right: 10px;
}

/* 解决方案 */
.programme{
    background: url(../images/prog_banner.png)no-repeat center;
    padding-top: 40px;
    padding-bottom: 70px;
}

.prog-list{
    padding: 0 45px;
    margin-top: 35px;
}
.prog-list ul{
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
.prog-list ul::after,
.prog-list ul::before{
    display: none;
}
.prog-list ul li{
    max-width: 280px;
    background: url(../images/prog_bk.png)no-repeat bottom;
    padding: 15px 14px;
    cursor: pointer;
}
.prog-list ul li:hover{
    background: url(../images/prog_bk1.png)no-repeat bottom;
}
.prog-list ul li .prog-con .prog-ico{
    /* overflow: hidden; */
    padding-bottom: 30px;
    background: url(../images/lx.png)no-repeat center bottom;
    text-align: center;
    position: relative;
    z-index: 9;
}
.prog-list ul li .prog-con .prog-ico img{
    max-width: 100%;
    transition: all .3s ease;
    position: relative;
    z-index: 999;
}
.prog-list ul li:hover .prog-con .prog-ico img{
    transform: translateY(-5%);
}
.prog-list ul li .prog-con h3{
    display: flex;
    justify-content: center;
    align-items: flex-end;
    margin-top: 5px;
}
.prog-list ul li .prog-con h3 span{
    font-size: 18px;
    color: #666;
    font-weight: bold;
    padding-left: 30px;
    background: url(../images/pro_fx.png)no-repeat left center;
}
.prog-list ul li .prog-con .prog-text{
    text-align: center;
    margin-top: 10px;
}
.prog-list ul li .prog-con .prog-text p{
    font-size: 14px;
    line-height: 36px;
    color: #666;
}
.prog-list ul li .prog-con .prog-img{
    overflow: hidden;
    margin-top: 10px;
}
.prog-list ul li .prog-con .prog-img img{
    max-width: 100%;
}

/* 工艺流程 */
.process{
    background: url(../images/pros_banner.png)no-repeat center;
    padding-top: 65px;
}
.pros-show{
    overflow: hidden;
    margin-top: 40px;
}
.pros-show img{
    max-width: 100%;
}

/* 客户案例 */
.case{
    background-color: #fafafd;
    padding-top: 65px;
    padding-bottom: 60px;
}
.case-show{
    margin-top: 55px;
}
.case-list{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
.case-list::before,
.case-list::after{
    display: none;
}
.case-list li:nth-child(1){
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    max-width: 850px;
}

.case-list li .case-img{
    overflow: hidden;
}
.case-list li .case-text{

}
.case-list li .case-text h3{
    font-size: 18px;
    color: #666;
    font-weight: bold;
    padding-left: 23px;
    margin-bottom: 38px;
}
.case-list li .case-text p{
    margin-top: 10px;
}
.case-list li .case-text p span{
    display: block;
    padding-left: 23px;
    font-size: 16px;
    color: #2bb4e6;
    font-weight: bold;
    background: url(../images/case_ico.png)no-repeat left center;
}
.case-list li .case-img img{
    max-width: 100%;
}
.case-list li:nth-child(1) .case-img{
    max-width: 468px;
}
.case-list li:nth-child(2){
    max-width: 325px;
}
.case-list li:nth-child(2) .case-text{
    text-align: center;
    padding-right: 50px;
    margin-top: 20px;
}
.case-list li:nth-child(2) .case-text p{
    display: flex;
    justify-content: center;
}
.case-list li:nth-child(3){
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    width: 100%;
    margin-top: 50px;
}
.case-list li:nth-child(3) .case-text{
    margin-top: 60px;
    margin-right: 5px;
}
/* 表面处理行业废水对环境的危害自适应 */

@media(max-width:1199px){
    .sf-text .text p{
        font-size: 14px;
        line-height: 28px;
    }
    .sf-text .text p:nth-child(2){
        margin-top: 20px;
    }
}
@media(max-width:991px){
    .sf-text h3{
        font-size: 20px;
    }
    .sf-text span{
        margin-top: 15px;
    }
    .sf-text .text p:nth-child(2){
        margin-top: 10px;
    }
    .surface{
        padding: 40px 0;
    }
}
@media(max-width:719px){
    .sf-show{
        display: block;
    }
    .sf-img{
        width: 100%;
    }
    .sf-text{
        width: 100%;
        margin-top: 20px;
    }
}
/* 废水特点自适应 */
@media(max-width:1199px){
    .cha-left{
        padding-left: 0;
    }
    .cha-list .cha-text p{
        font-size: 14px;
        line-height: 28px;
    }
}
@media(max-width:991px){
    .chara{
        padding: 40px 0;
    }
    .cha-show{
        margin-top: 20px;
    }
    .cha-tit h3{
        font-size: 20px;
    }
    .cha-list{
        margin-top: 15px;
    }
}
@media(max-width:719px){
    .cha-show{
        display: block;
    }
    .cha-left{
        width: 100%;
    }
    .cha-right{
        width: 100%;
        margin-top: 20px;
    }
}
/* 解决方案自适应 */
@media(max-width:991px){
    .prog-list{
        padding: 0;
    }
    .prog-list ul li{
        max-width: unset;
        width: 32%;
        background: none;
        padding: 0;
        border-radius: 6px;
        border: solid 2px #2bb4e6;
        padding-top: 10px;
        overflow: hidden;
    }
    .prog-list ul li .prog-con .prog-text p{
        font-size: 12px;
        line-height: 26px;
    }


    .prog-list ul li:hover{
        background: none;
    }
    .prog-list ul li .prog-con .prog-ico img{
        max-width: 60px;
        position: relative;
        z-index: 99;
    }
    .prog-list ul li .prog-con .prog-ico{
        background-size: 50% 50%;
        padding-bottom: 15px;
    }
    .prog-list ul li .prog-con h3 span{
        font-size: 17px;
    }
    .prog-list{
        margin-top: 20px;
    }
    .programme{
        padding: 40px 0;
    }
    .process{
        padding-top: 40px;
    }
    .pros-show{
        margin-top: 20px;
    }
}
@media(max-width:425px){
    .prog-list ul li{
        width: 100%;
        border: none;
        padding-top: 0;
    }
    .prog-list ul li:nth-child(-n+2){
        margin-bottom: 20px;
    }
    .prog-list ul li .prog-con{
        max-width: 280px;
        width: auto;
        margin: 0 auto;
        border: solid 2px #2bb4e6;
        padding-top: 10px;
        border-radius: 6px;
        overflow: hidden;
    }
    .prog-list ul li .prog-con .prog-img img{
        width: 100%;
        max-width: unset;
    }
}

/* 客户案例自适应 */
@media(max-width:1199px){
    .case-list li:nth-child(1) .case-img{
        max-width: 380px;
    }
    .case-list li:nth-child(1) .case-text{
        max-width: 200px;
        margin-top: 25px;
    }
    .case-list li .case-text h3{
        font-size: 16px;
    }
    .case-list li .case-text p span{
        font-size: 14px;
    }
}
@media(max-width:991px){
    .case-list li:nth-child(1) .case-img{
        max-width: 300px;
    }
    .case-list li:nth-child(2){
        max-width: 220px;
    }
    .case-list li:nth-child(2) .case-text{
        padding-right: 0;
    }
    .case-list li:nth-child(3){
        margin-top: 30px;
    }
    .case-list li .case-img{
        max-width: 220px;
    }
    .case{
        padding: 40px 0;
    }
    .case-show{
        margin-top: 20px;
    }
}
.case-list1{
    display: none;
}
@media(max-width:749px){
    .case-list1{
        display: block;
    }
    .case-list{
        display: none;
    }
    .case-list1{
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
    }
    .case-list1 li{
        width: 32%;
    }
    .case-list1 li .case-img{
        overflow: hidden;
    }
    .case-list1 li .case-img img{
        max-width: 100%;
    }
    .case-list1 li .case-text{
        padding-top: 10px;
    }
    .case-list1 li .case-text p{
        font-size: 14px;
        color: #2bb4e6;
        margin-top: 5px;
    }
    .case-list1 li .case-text h3{
        font-size: 16px;
        font-weight: bold;
        color: #666;
        display: -webkit-box;             /*将对象转为弹性盒模型展示*/
        -webkit-box-orient: vertical;     /*设置弹性盒模型子元素的排列方式*/
        -webkit-line-clamp: 1;            /*限制文本行数*/
        overflow: hidden;                 /*超出隐藏*/
    }
    
}
@media(max-width:425px){
    .case-list1 li{
        width: 100%;
        display: flex;
        flex-wrap: wrap;
        justify-content: flex-start;
        align-items: center;
    }
    .case-list1 li:nth-child(-n+2){
        margin-bottom: 20px;
    }
    .case-list1 li .case-img{
        width: 25%;
    }
    .case-list1 li .case-text{
        width: 75%;
        padding-left: 10px;
    }
    .case-list1 li .case-text{
        padding-top: 0;
    }
}