img{
    display: block;
}
.kbwd_banner{
    margin-top: 108px;
    background: url(../images/kbwd_banner.jpg) no-repeat center / cover;
    width: 100%;
    height: 600px;
}
.kbwd_banner img{
    width: 100%;
    height: 600px;
}
.kbwd_question{
    width: 1141px;
    height: 400px;
    margin: 20px auto;
    position: relative;
}
.kbwd_question .title{
    text-align: center;
}
.kbwd_question .title .title1{
    font-size: 24px;
    font-weight: bold;
    color: #076ce0;
}
.kbwd_question .title .title2{
    font-size: 16px;
    color: #737373;
    margin-top: 10px;
}
.kbwd_question .img1{
    position: absolute; top:120px; left:450px; width: 245px;
}
.kbwd_question .img2{
    position: absolute; top:240px; left:155px; width: 312px;
}
.kbwd_question .img3{
    position: absolute; top:240px; left:690px; width: 312px;
}
.kbwd_question .top_left{
    position: absolute; top:160px; left:220px; 
}
.kbwd_question .bottom_left{
    position: absolute; top:270px; left:156px; 
}
.kbwd_question .top_right{
    position: absolute; top:160px; left:720px; 
}
.kbwd_question .bottom_right{
    position: absolute; top:270px; left:720px; 
}
.kbwd_question .top_left .text,.kbwd_question .bottom_left .text{
    line-height: 26px;
    float: left;
    text-align: right;
    font-size: 16px;
    padding-right: 8px;
    color: #737373;
}
.kbwd_question .top_right .text,.kbwd_question .bottom_right .text{
    line-height: 26px;
    float: left;
    font-size: 16px;
    padding-left: 8px;
    color: #737373;
}
.kbwd_question .top_left .num,.kbwd_question .top_right .num,.kbwd_question .bottom_left .num,.kbwd_question .bottom_right .num{
    float: left;
    width: 60px;
    height: 60px;
    line-height: 60px;
    background: #076ce0;
    border-radius: 50%;
    text-align: center;
    color: #fff;
    font-size: 24px;
    font-weight: bold;
}
.kbwd_bring{
    background: #f5f5f5;
    overflow: hidden;
}
.kbwd_bring .title1{
    font-size: 22px;
    margin: 50px auto;
    text-align: center;
}
.kbwd_bring ul {
    width: 1450px;
    margin: 20px auto;
    overflow: hidden;
}
.kbwd_bring ul li{
    float: left;
    margin-right: 40px;
    background: #fff;
}
.kbwd_bring ul li a{
    padding: 30px;
    display: block;
    background-position: right bottom;
    background-repeat: no-repeat;
    width: 262px;
    height: 120px;
}
.kbwd_bring ul li:nth-child(1) a {
    background-image: url(../images/from-bg1.png);
}
.kbwd_bring ul li:nth-child(2) a {
    background-image: url(../images/from-bg2.png);
}
.kbwd_bring ul li:nth-child(3) a {
    background-image: url(../images/from-bg3.png);
}
.kbwd_bring ul li:nth-child(4) a {
    background-image: url(../images/from-bg4.png);
}
.kbwd_bring ul li.last{
    float: right;
}
.kbwd_bring ul li .title{
   
    font-size: 16px;
}
.kbwd_bring ul li .title span{
    border-bottom: 2px solid #3989ff;
    padding: 3px 0;
    display: inline-block;
}
.kbwd_bring ul li .text{
    color: #999;
    line-height: 22px;
    padding-top: 10px;
}
.kbwd_service{
    background: url(../images/kbwd_bg.jpg) repeat;
    overflow: hidden;
}
.kbwd_service .title1{
    font-size: 22px;
    margin: 50px auto;
    text-align: center;
    color: #fff;
}
.kbwd_service ul {
    width: 1400px;
    margin: 20px auto;
    overflow: hidden;
}
.kbwd_service ul li{
    float: left;
    margin-bottom: 30px;
    width: 500px;
    height: 80px;
    padding: 30px 30px 30px 154px;
}
.kbwd_service ul li.icon1{
    background: #fff url(../images/kbwd_icon1.jpg) no-repeat 28px center;
}
.kbwd_service ul li.icon2{
    background: #fff url(../images/kbwd_icon2.jpg) no-repeat 28px center;
    float: right;
}
.kbwd_service ul li.icon3{
    background: #fff url(../images/kbwd_icon3.jpg) no-repeat 28px center;
}
.kbwd_service ul li.icon4{
    background: #fff url(../images/kbwd_icon4.jpg) no-repeat 28px center;
    float: right;
}
.kbwd_service ul li .text{
    color: #999;
    line-height: 22px;
    padding-top: 10px;
}
.kbwd_pt{
    background: #f5f5f5;
    overflow: hidden;
}
.kbwd_pt .title1{
    font-size: 22px;
    margin: 50px auto;
    text-align: center;
}
.kbwd_pt ul {
    width: 1400px;
    margin: 10px auto 30px auto;
    overflow: hidden;
}
.kbwd_pt ul li{
    float: left;
    margin-right: 29px;
}
.kbwd_pt ul li.last{
    float: right;
}
.h2 {
    font-size: 22px;
    text-align: center;
    margin: 50px 0;
}
.wrap {
    max-width: 1500px;
    width: 95%;
    padding: 0px;
    margin: 0 auto;
    position: relative;
    clear: both;
    overflow: hidden;
}
.case-rec li {
    width: 33.3333333333%;
    float: left;
}
.case-rec li a {
    display: block;
    margin: 12px 15px;
}
.case-rec li .img {
    width: 100%;
    float: left;
    overflow: hidden;
}
.case-rec li .img img {
    -moz-transition: -moz-transform 1s;
    -o-transition: -o-transform 1s;
    -webkit-transition: -webkit-transform 1s;
    transition: -webkit-transform 1s;
    transition: transform 1s;
    transition: transform 1s, -webkit-transform 1s;
}
.case-rec li .img img {
    float: left;
    width: 100%;
}
.case-rec li .txt {
    float: left;
    width: 100%;
    padding-bottom: 20px;
    background: url(../images/icon-more.png) right center no-repeat;
    background-position: 95% 50%;
}
.case-rec li .tit {
    margin-top: 10px;
    padding: 0 15px;
}
.case-rec li .intro {
    margin-top: 10px;
    padding: 0 15px;
    font-size: 12px;
    color: #a0a0a0;
    white-space: nowrap;
    width: 260px;
    overflow: hidden;
    text-overflow: ellipsis;
}
.case-rec li .img img {
    -moz-transition: -moz-transform 1s;
    -o-transition: -o-transform 1s;
    -webkit-transition: -webkit-transform 1s;
    transition: -webkit-transform 1s;
    transition: transform 1s;
    transition: transform 1s, -webkit-transform 1s;
}

.case-rec li .img img:hover {
    -moz-transform: scale(1.05);
    -ms-transform: scale(1.05);
    -webkit-transform: scale(1.05);
    transform: scale(1.05);
    transition: -webkit-transform 1s;
    transition: transform 1s;
    transition: transform 1s, -webkit-transform 1s;
}

.case-rec li:hover .txt {
    background-color: #108bed;
    color: #fff;
    background-image: url("../images/icon-more-on.png");
    animation-duration: 1s;
    animation-fill-mode: both;
    animation-name: bounceIn;
}

.case-rec li:hover .txt .intro {
    color: #fff;
}


@media (max-width: 720px){
    .kbwd_banner{
        margin-top: 50px;
        height: 4.2rem;
    }
    .kbwd_banner img{
        width: 100%;
        height: auto;
    }
    .kbwd_question {
        width: 100%;
        height: 4.5rem;
    }
    .kbwd_bring ul{
        width: auto;
    }
    .kbwd_bring ul li{
        width: auto;
        float: none;
        margin-right: 0px;
        margin-bottom: 10px;
    }
    .kbwd_service ul{
        width: auto;
        padding: 0 10px;
    }
    .kbwd_service ul li{
        width: auto;
        margin-bottom: 10px;
        padding: 0.5rem 0.5rem 0.5rem 2rem;
    }
    .kbwd_service ul li.icon1,.kbwd_service ul li.icon2,.kbwd_service ul li.icon3,.kbwd_service ul li.icon4{
        background-size: 1rem 1rem;
    }
    .kbwd_pt ul{
        width: auto;
    }
    .kbwd_bring .title1{
        margin: 20px auto;
    }
   
    .kbwd_service .title1{
        margin: 20px auto;
    }
    .kbwd_pt .title1{
        margin: 20px auto;
    }
    .kbwd_pt ul li{
        margin: 0.2rem;
    }
    .kbwd_pt ul li.last{
        float: left;
    }
    .kbwd_pt ul li img{
        width: 2rem;
    }
    .h2{
        margin: 20px auto;
    }
    .wrap {
        width: 6.64rem;
        overflow: hidden;
        position: relative;
    }
    
    .case-rec {
        margin-bottom: .5rem;
        width: 6.88rem;
        margin-left: -.12rem;
        overflow: hidden;
    }
    .case-rec li {
        margin: .12rem;
        width: 3.18rem;
        height: 2.8rem;
        float: left;
        padding: 0;
        position: relative;
    }
    .case-rec li .img img {
        float: left;
        width: 3.2rem;
        height: 2.8rem;
    }
    .case-rec li .txt {
        float: left;
        position: absolute;
        bottom: 0;
        left: 0;
        width: 100%;
        padding-bottom: 0;
        height: .52rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        font-size: .18rem;
        background-image: none;
        background: rgba(0, 0, 0, .5);
        text-align: center;
        color: #fff;
    }
    .kbwd_question .img1{
        top: 1.5rem;
        left: 1.9rem;
        width: 3rem;
    }
    .kbwd_question .img2{
        top: 2.85rem;
        left: 0;
        width: 2rem;
    }
    .kbwd_question .img3{
        top: 2.85rem;
        right: 0;
        width: 2rem;
    }
    .kbwd_question .top_left{
        top: 1.8rem;
        left: 0.1rem;
    }
    .kbwd_question .top_left .num, .kbwd_question .top_right .num, .kbwd_question .bottom_left .num, .kbwd_question .bottom_right .num{
        width: 0.5rem;
        height: 0.5rem;
        line-height: 0.5rem;
        font-size: 0.2rem;
    }
    .kbwd_question .top_left .text, .kbwd_question .bottom_left .text,.kbwd_question .top_right .text, .kbwd_question .bottom_right .text{
        line-height: 0.3rem;
        font-size: 0.2rem;
    }
    .kbwd_question .top_right{
        top: 1.8rem;
        right: 0.1rem;
        left:auto;
    }
    .kbwd_question .bottom_left{
        top:3.6rem;
        left: 0;
    }
    .kbwd_question .bottom_right{
        top: 3.6rem;
        left: auto;
        right: 0;
    }
    .kbwd_bring ul li.last{
        float: none;
    }
    .kbwd_bring ul li a{
        width: 5.9rem;
    }
}