.case-wrapper{
    background:#F4F6FB;
}
.case-sub-wrapper{
    background:url('../image/product/liter-top-bg.png') no-repeat;
    background-position:100% 0;
}
.case-three-wrapper{
    background:url('../image/product/liter-bottom-bg.png') no-repeat;
    background-position:0 100%;
}
.liter-container{
    padding:78px 0 110px;
}

.service-aside{
    position:relative;
    left:-100px;
    width:300px;
}
.service-menu-item{
    position:relative;
    height:90px;
    line-height:90px;
    text-align:right;
}
.service-menu-item a{
    display:inline-block;
    width:200px;
    text-align:center;
    font-size:24px;
    color:#333;
    border-bottom:1px solid #e6e6e7;
}
.service-menu-item:last-child a{
    border-bottom:none;
}
/* 选中 */
.service-menu-item-active{
    margin-left:70px;
}
.service-menu-item-active a{
    position:relative;
    left:70px;
    background:#1D59DC;
    border-bottom:none;
    border-bottom-right-radius:30px;
    box-shadow:0px 0px 10px #e0e0e1;
}
.service-menu-item-active a{
    color:#fff;
}


/* 应用案例 */
.case-main-wrapper{
    /* margin-left:100px; */
    width:1100px;
}
.case-main-img{
    margin-bottom:64px;
    width:100%;
    height:500px;
    border-radius:15px;
    overflow:hidden;
}
.case-main-img img{
    width:100%;
    height:100%;
    object-fit:cover;
}
.case-article{
    margin-bottom:40px;
}
.case-article p{
    text-align:center;
    font-size:18px;
    line-height:36px;
}
.case-article img{
    border-radius:15px;
}

/* 应用商品列表 */
.case-item{
    float:left;
    margin-bottom:20px;
    margin-right:16px;
    width:170px;
    height:170px;
    background:#fff;
    border-radius:20px;
    box-shadow:0 3px 10px #D7D9DD;
}
.case-item-img {
    width:170px;
    height:170px;
}
.case-item:nth-child(6n){
    margin-right:0px;
}