.app-content{max-width:unset;min-width:100%;background:#fff}section{width:1200px;margin:0 auto}.banner{display:block;width:100%;height:400px;background-color:#e6401e;background-size:cover;background-position:50%}@media screen and (min-width:1920px){.banner{background-size:contain;background-repeat:repeat}}.sub-banner{position:relative;margin:50px auto;height:320px}.sub-banner,.sub-banner .btn{background-position:50%;background-repeat:no-repeat;background-size:100% 100%}.sub-banner .btn{position:absolute;bottom:30px;left:487px;width:210px;height:70px;cursor:pointer}.advantages{padding-bottom:60px}.advantages .title{margin-bottom:40px;font-size:26px;font-family:PingFangSC-Medium,PingFang SC;font-weight:500;color:#333;text-align:center}.advantages-wrapper{-webkit-box-orient:horizontal;-webkit-box-direction:normal;-ms-flex-direction:row;flex-direction:row;-webkit-box-pack:justify;-ms-flex-pack:justify;justify-content:space-between}.advantages-wrapper,.advantages-wrapper .item{display:-webkit-box;display:-ms-flexbox;display:flex}.advantages-wrapper .item{-webkit-box-align:center;-ms-flex-align:center;align-items:center;padding:32px 20px;width:285px;height:140px;background:#fff;border-radius:6px;border:1px solid #eee;font-size:0}.advantages-wrapper .item .icon{-ms-flex-negative:0;flex-shrink:0;margin-right:20px;width:70px;height:70px;background-position:50%;background-repeat:no-repeat;background-size:100% 100%}.advantages-wrapper .item .text{font-family:PingFangSC-Medium,PingFang SC;font-weight:500;color:#333}.advantages-wrapper .item .text .name{margin-bottom:10px;font-size:18px}.advantages-wrapper .item .text .desc{line-height:20px;font-size:14px}