.contract .section1{padding:0 1.2rem;color:#fff;background:url("../../images/banner-help.png") no-repeat center/cover;height:2.2rem;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center}.contract .section1 .title{font-size:.46rem}.contract .section1 .subtitle{font-size:.24rem}.contract .section2{padding:.6rem 1.2rem}.contract .section2 .topic{text-align:center;font-size:.3rem}.contract .section2 .subtopic{margin-top:.3rem;color:#888;font-size:.16rem}.contract .section2 .list{margin-top:.3rem;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center}.contract .section2 .list .item{margin-left:.3rem;background:#fff;-webkit-box-shadow:0 0 .55rem .12rem rgba(238,237,237,.74);box-shadow:0 0 .55rem .12rem rgba(238,237,237,.74);width:3.36rem}.contract .section2 .list .item .top{padding:0 .1rem;color:#fff;width:3.36rem;height:2.304rem;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center}.contract .section2 .list .item .top .title{font-size:.2rem}.contract .section2 .list .item .top .subtitle{margin-top:.1rem;text-align:center;font-size:.12rem}.contract .section2 .list .item .bottom{padding:.2rem}.contract .section2 .list .item .bottom .text{line-height:.4rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:#666;font-size:.16rem}.contract .section2 .list .item .button{border-radius:.22rem;margin:0 auto .2rem;border:.01rem solid #4490fb;width:1.5rem;height:.44rem;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;color:#4490fb;font-size:.16rem}.contract .section2 .list .item:first-of-type{margin-left:0}.contract .section2 .list .item:nth-of-type(1) .top{background:url("../../images/contract/contract1.png") no-repeat center/cover}.contract .section2 .list .item:nth-of-type(2) .top{background:url("../../images/contract/contract2.png") no-repeat center/cover}.contract .section2 .list .item:nth-of-type(3) .top{background:url("../../images/contract/contract3.png") no-repeat center/cover}.contract .section2 .list .item:nth-of-type(4) .top{background:url("../../images/contract/contract4.png") no-repeat center/cover}