header{
    background-repeat: no-repeat;
    background-size: cover;
    background-image: url("../img/news/banner.png");
    color: #fff;
    position: relative;
    height: 500px;
}
.header{
    position: absolute;
    top: 0px;
    left: 0px;
    text-align: center;
    width: 100%;
    height: 100%;
    background-color:rgba(60, 143, 207, 0.4);
}
.page{
    width: 1200px;
    margin-top: 50px;
    margin-bottom: 50px;
    margin: 50px auto;
}
.title{

    font-size: 24px;
    font-weight: bold;
    color: #333333;
    text-align: center;
 
}
.item-content{
    margin: 50px 0;
    text-align: left;
    font-size: 16px;
    line-height: 40px;
    text-indent: 2rem;
}
.nav-case{
    display: flex;
    justify-content: left;
    /* font-size: 20px; */
    font-weight: bold;
    color: #333333;
}
.nav-case>li{
    width: 100px;
    margin: 0 10px;
    padding: 10px;
    text-align: center;
}
.nav-case-active{
    border-bottom: 3px solid #3C8FCF;
    color: #3C8FCF;
}
.case-list{
    margin: 30px 0;
}
.list{
    display: flex;
    margin-top: 20px;
    width: 100%;
    text-align: center;
    flex-wrap: wrap;
}
.list-item{
    padding: 20px;
    display: flex;
}
.list-item-right{
    text-align: left;
    margin-left: 20px;
}

.title{
    display: flex;
    justify-content: flex-start;
    align-items: center;
    height: 35px;
}
.title-content{
    line-height: 35px;
    text-align: left;
}
.title-mark{
    width: 48px;
    height: 24px;
    line-height: 24px;
    border-radius: 2px;
    font-size: 14px;
    color: #fff;
    background: linear-gradient(90deg, #2BE6FC 0%, #0099FF 100%);
    margin-right: 10px;
}
.item-text{
    margin-top: 20px;
    font-size: 14px;
    font-weight: 400;
    line-height: 40px;
    color: #999999;
}