.rd_banner{background: url('/images/10.jpg') no-repeat center;background-size: cover;}
.rd_banner_w{display: flex;flex-direction: column;padding: 200px 0 100px;width: var(--md);margin: 0 auto;align-items: center;color: #fff;}
.rd_banner_w>h1{font-size: 30px;font-weight: 600;}
.rd_banner_w>span{width: 50px;height: 2px;display: inline-block;background-color: #fff;margin: 20px 0 30px;}
.rd_banner_w>p{line-height: 2;font-size: 16px;text-align: center;}

.rad_item{padding: 100px 0;}
.rad_title{text-align: center;margin-bottom: 40px;}
.rad_title>h1{font-size: 30px;font-weight: 500;margin-bottom: 10px;}
.rad_title>span{width: 50px;border-top: 2px solid var(--base);display: inline-block;}

.rad_case{display: flex;flex-wrap: wrap;margin-top: 20px;}
.rad_case_i{width: 31%;margin-right: 3.5%;margin-bottom: 30px;border-radius: 10px;overflow: hidden;}
.rad_case_i:nth-child(3n){margin-right: 0;}
.rad_case_i>img{width: 100%;height: 300px;object-fit: cover;}
.rad_case_i>h1{background-color: #f7f7f7;line-height: 3;font-size: 16px;text-align: center;}