.case-banner{

    width: 100%;

    height: 389px;

    background: url('https://www.yonyou.com/assets/css/img/banner1.png') no-repeat;

    background-size: 100% 100%;

    padding: 92px 0 0 193px;

}

.case-logo{

    width: 158px;

    height: 60px;

    display: block;

    background: rgba(255,255,255,0.3); 

}

.case-tip{

    font-size: 31px;

    font-weight: 600;

    color: #FFFFFF;

    line-height: 52px;

    margin: 10px 0;

}

.case-abstract{

    font-size: 17px;

    font-weight: 500;

    color: #FFFFFF;

}

.case-nav{

    width:110px;

    position: absolute;

    top: 450px;

    left: 50px;

}

.case-nav ul li {

    display: block;

    padding:5px 0 5px 20px;

    height: 35px;

    font-size: 14px;

    color: #888888;

    cursor: pointer;

    border-left: 1px solid rgba(232, 232, 232, 1);

}

.nav-active {

    color: #EE2233 !important;

    border-left: 2px solid #EE2233 !important;

}

.case-content{

    width: 1400px;

    margin: 0 auto;

    padding-top: 31px;

}

.case-content>div{
    width: 100%;
    margin-bottom: 50px;
    border-bottom: solid 1px #cdcdcd;
}

.case-title{

    font-size: 24px;

    font-weight: 500;

    color: #111111;

    line-height: 35px;

    margin-bottom: 17px;

}

.text{

    font-size: 16px;

    font-weight: 400;

    color: #555555;

    line-height: 24px;

}

.text img{ max-width: 100%;

    display: inline-block;

    margin-top: 20px;}
.pic {

    max-width: 100%;

    display: block;

    margin-top: 20px;

}

.case-data-flex{

    width: 100%;

    display: flex;

    justify-content: flex-start;

    flex-wrap: wrap;
    padding-bottom: 20px;
}

.case-data-flex div{

    width: 25%;

    border-right: 1px solid #DBDBDB;

    margin: 25px 0;

}

.case-data-flex div:nth-child(4n+4){

    border-right: none;

}

.case-data-flex div p {

    text-align: center;

}

.data-nums{

    font-size: 38px;

    font-weight: bold;

    color: #EE2233;

    line-height: 52px;

}

.data-titles{

    font-size: 14px;

    color: #555555;

    line-height: 19px;

}

.case-testimony{

    position: relative;

}

.case-testimony-text{

    padding: 38px 78px 83px 91px;

    box-shadow: 0px 2px 17px 0px rgba(0,0,0,0.06);

    border-radius: 7px;

    border: 1px solid #DBDBDB;

}

.case-testimony span {

    position: absolute;

    right: 90px;

    bottom: 20px;

}

.icon-left{

    background: url("https://www.yonyou.com/assets/css/img/caseDetailsIcon1.png") no-repeat;

    top: 70px;

    left: 37px;

}

.icon-right{

    background: url("https://www.yonyou.com/assets/css/img/caseDetailsIcon2.png") no-repeat;

    right: 35px;

    bottom: 70px;

    }

.case-testimony i {

    width: 36px;

    height: 32px;

    background-size:100% 100%;

    position: absolute;

}