.main{padding-bottom:7.69rem;background-color:#F2F5F8}.main .banner{position:relative;width:100%}.main .banner .banner-list{height:200px}.main .banner .banner-list .banner-item{width:100%;height:100%}.main .banner .banner-list .banner-item div{height:100%;background-repeat:repeat-x;background-position:center;background-size:auto 100%}.main .tab-box{margin-top:1rem;margin-bottom:1rem;line-height:3.5rem;font-size:1.13rem;font-weight:bold;display:flex;justify-content:space-around}.main .tab-box .current{color:#2B8AFD}.main .tab-box.tab-search-box{justify-content:flex-start;line-height:4rem;margin-bottom:0}.main .tab-box.tab-search-box .tab-item{margin-right:5rem}.main .tab-box.tab-search-box .tab-item.current{border-bottom:0.25rem solid #2B8AFD}.main .tab-box.tab-search-box .search-box{position:relative;align-self:center;line-height:2.25rem;font-size:0.88rem;font-weight:normal}.main .tab-box.tab-search-box .search-box input{width:22.5rem;height:2.25rem;background-color:#fff;border:1px solid #E5E5E5;padding-left:1.75rem;padding-right:5rem;border-radius:0.25rem;box-sizing:border-box}.main .tab-box.tab-search-box .search-box i{position:absolute;left:0.5rem;color:#999;font-size:1rem}.main .tab-box.tab-search-box .search-box .search-btn{position:absolute;right:0;width:5rem;height:2.25rem;border-radius:0 0.25rem 0.25rem 0;color:#fff;text-align:center;background-color:#2B8AFD}.main .floor{height:4.5rem;background-color:#FFFFFF;padding-top:1.75rem;box-shadow:0px 2px 12px 0px rgba(4,16,53,0.2);position:-webkit-sticky;position:sticky;bottom:0}.main .floor .floor-box{display:flex;position:relative}.main .floor .floor-box .text{position:absolute;left:8rem;color:#64AAFF;font-size:1.125rem}.main .floor .floor-box .text .orange{color:#f60}.main .floor .floor-box .btn{position:absolute;right:8rem;margin-top:0.25rem;font-size:1.125rem;width:10rem;height:2.5rem;background-color:#2B8CEA}.main .list-box{padding:0 1.88rem 2.44rem;background-color:#fff}.main .list-box .table-title{display:flex;font-size:1.13rem;font-weight:bold;padding:1.25rem 0}.main .list-box .table-item{font-size:1rem;padding:1rem 0;line-height:1.5rem;border-top:1px solid #E5E5E5;vertical-align:top;display:flex}.main .list-box .table-item .color{color:#2B8AFD}.main .list-box .table-item a.color{margin-right:1rem}.main .list-box .table-item img{max-width:90%;max-height:6rem}.main .list-box .learn-item{padding:0 0.5rem;box-sizing:border-box}.main .list-box .learn-item .tips{color:#f60;font-weight:bold}.main .list-box .learn-item.center{align-self:center}.main .list-box .learn-item:nth-child(1),.main .list-box .learn-item:nth-child(3){width:25%}.main .list-box .learn-item:nth-child(2),.main .list-box .learn-item:nth-child(5){width:17%}.main .list-box .learn-item:nth-child(4){width:16%;align-self:center}.main .list-box .learn-item .font14{font-size:0.88rem}.main .list-box .end-tips-box{text-align:center;font-size:1rem}.main .amplifier-box img{max-width:50rem;max-height:40rem}.main .form-box{background-color:#fff;padding:2.5rem}.main .form-box .form-title{font-weight:bold;font-size:1.25rem;line-height:1.25rem;text-align:center;margin-bottom:2.5rem}.main .sucess-box-box{padding:3.13rem;text-align:center}.main .sucess-box-box .success-box{display:flex;justify-content:center}.main .sucess-box-box .success-box .success-icon{width:3.38rem;height:3.38rem;line-height:3.38rem;border-radius:50%;background-color:#2B8AFD;color:#fff;margin-right:1.38rem}.main .sucess-box-box .success-box .success-icon i{font-size:2rem}.main .sucess-box-box .success-box .success-text{font-size:1.88rem;font-weight:bold;line-height:3.38rem;color:#2B8AFD}.main .sucess-box-box .success-title{margin-top:1.88rem;font-size:1.13rem}.main .origin-label{color:#f60;font-weight:bolder;line-height:2.25rem}.main .font-weight{font-weight:bolder}.main .layui-form{width:30rem;margin:0 auto}.main .layui-form .layui-form-item{margin-bottom:1.25rem}.main .layui-form .layui-form-item .layui-input-block{margin-left:6.25rem}.main .layui-form .layui-form-item .upload-btn{width:4.3rem;height:4.3rem;line-height:3.75rem;text-align:center;border:1px solid #E5E5E5;color:#ccc;font-size:4rem;font-weight:100;cursor:pointer;margin-right:0.75rem}.main .layui-form .layui-form-item .preview-box{width:4.36rem;height:4.36rem;overflow:hidden;background:url(../images/preview.png) no-repeat;background-size:100%;vertical-align:top;position:relative}.main .layui-form .layui-form-item .preview-box i.layui-icon{position:absolute;top:0;right:0;font-size:1.25rem;color:#aaa;cursor:pointer}.main .layui-form .layui-form-item .preview-box.display{display:inline-block}.main .layui-form .layui-form-item .preview-box.display:hover i.layui-icon{display:block}.main .layui-form .layui-form-item .imgitem{display:block;width:4.36rem;height:4.36rem;position:relative;margin-right:0.75rem}.main .layui-form .layui-form-item .imgitem img{width:100%;height:100%}.main .layui-form .layui-form-item .imgitem i.layui-icon{position:absolute;top:0;right:0;font-size:1.25rem;color:#aaa}.main .layui-form .layui-form-item .tips{clear:both;font-size:0.75rem;color:#f60;margin-left:6.25rem;padding-top:0.25rem}.main .layui-form .layui-form-item.pos-box{position:relative}.main .layui-form .layui-form-item.pos-box .layui-btn{width:2rem;height:2rem;padding:0;line-height:2rem;font-size:1.25rem;position:absolute;top:0.13rem;right:-2.5rem}.main .layui-form .layui-form-label{width:6.25rem;padding:0;text-align:left;line-height:2.25rem}.main .layui-form .btn-box{margin-top:3rem;text-align:center}.main .layui-form .btn-box .tips{color:#f60;margin-top:0.5rem}