.fixed_background{
    height: 550px;
}
.banner{
    width: 100%;
    height: 550px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}
.banner:after{
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(rgba(0,0,0,.3),rgba(0,0,0,.3));
    z-index: -1;
}
.banner .text{
    position: relative;
    top: 40px;
}
.banner .text span{
    font-size: 34px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #FFFFFF;
}
.section{
    width: 100%;
    background: #fff;
    overflow: hidden;
}
.section .warp{
    width: 1425px;
    margin: 96px auto 108px;
}
.section .warp .joke{
    display: flex;
    flex-wrap: wrap;
}
.section .warp .item{
    width: 435px;
    margin: 0 60px 73px 0;
}
.section .warp .item:nth-child(3n){
    margin: 0 0 73px 0;
}
.section .warp .item .line{
    width: 100%;
    height: 1px;
    background: #ECECEC;
    margin: 0 0 86px 0;
    position: relative;
}
.section .warp .item .line:after{
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 0;
    height: 2px;
    background: rgba(130, 68, 57, 1);
    transition: 0.6s;
}
.section .warp .item:hover .line:after{
    width: 100%;
    left: 0;
}
.section .warp .item .time{
    font-size: 14px;
    font-family: PingFang SC;
    font-weight: 500;
    color: #2E2C2A;
    margin: 0 0 18px 0;
}
.section .warp .item .headline{
    width: 100%;
    font-size: 20px;
    font-family: PingFang SC;
    font-weight: bold;
    color: #1E1E1E;
    line-height: 26px;
    margin: 0 0 28px 0;
    display: block;
    min-height: 52px;
    -webkit-line-clamp: 2;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.section .warp .item .headline br{
    display: none;
}
.section .warp .item p{
    font-size: 14px;
    font-family: PingFang SC;
    font-weight: 500;
    color: #5D5D5D;
    -webkit-line-clamp: 2;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 22px;
}
.section .warp .item .picture{
    margin: 32px 0 0 0;
    width: 100%;
    height: 243px;
    display: block;
    overflow: hidden;
}
.section .warp .item .picture img{
    width: 100%;
    height: 100%;
    transition: 2s;
}
.section .warp .item .picture:hover img{
    transform: scale(1.1);
}
.news_banner{
    width: 100%;
    height: 550px;
    position: relative;
}
.news_banner:after{
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(rgba(0,0,0,.3),rgba(0,0,0,.3));
    z-index: -1;
}
.news_banner .warp{
    position: absolute;
    bottom: 97px;
    left: 296px;
}
.news_banner .warp span{
    font-size: 14px;
    font-family: PingFang SC;
    font-weight: 500;
    color: #FFFFFF;
    margin: 0 0 38px 0;
    display: block;
}
.news_banner .warp p{
    font-size: 34px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #FFFFFF;
}
.news_banner .warp .text{
    margin: 56px 0 0 0;
}
.news_banner .warp .text p{
    width: 533px;
    font-size: 14px;
    font-family: PingFang SC;
    font-weight: 500;
    color: #FFFFFF;
    line-height: 21px;
}

.page{
    width: 100%;
    background: #fff;
    overflow: hidden;
}
.page .warp{
    width: 1080px;
    margin: 82px auto 154px;
}
.page .warp span{
    font-size: 14px;
    font-family: PingFang SC;
    font-weight: 500;
    color: #2E2C2A;
}
.page .warp p{
    font-size: 16px;
    font-family: PingFang SC;
    font-weight: 500;
    color: #2A2929;
    line-height: 27px;
    text-align: center;
}
.page .warp h1{
    font-size: 22px;
    font-family: PingFang SC;
    font-weight: 500;
    color: #2A2929;
    text-align: center;
}
@media screen and (max-width: 1856px) {

}
@media screen and (max-width: 1792px) {

}
@media screen and (max-width: 1680px) {

}
@media screen and (max-width: 1600px) {
    .section .warp{
        width: 85%;
    }
    .section .warp .item{
        width: 30%;
    }
}
@media screen and (max-width: 1440px) {
    .section .warp .item {
        width: 29%;
    }
}
@media screen and (max-width: 1400px) {

}

@media screen and (max-width: 1366px) {

}

@media screen and (max-width: 1025px) {
    .banner .text span{
        font-size: 28px;
    }
    .section .warp{
        width: 90%;
        margin: 61px auto 0;
    }
    .section .warp .item{
        width: 100%;
        margin: 0 0 70px 0;
    }
    .section .warp .item .time{
        font-size: 12px;
    }
    .section .warp .item p{
        font-size: 12px;
    }
    .section .warp .item .line{
        margin: 0 0 38px 0;
    }
    .news_banner .warp{
        left: 0;
        padding: 0 5%;
        width: 100%;
    }
    .news_banner .warp span{
        font-size: 12px;
    }
    .news_banner .warp p{
        font-size: 24px;
    }
    .news_banner .warp .text p{
        width: 100%;
        font-size: 12px;
    }
    .page .warp{
        width: 90%;
        margin: 82px auto 47px;
    }
    .page .warp span{
        font-size: 12px!important;
    }
    .page .warp img,.page .warp p{
        width: 100%;
        height: auto;
        display: block;
        font-size: 12px !important;
    }
}