.w-1400{width:18.229167rem}.flex,.flex-center{display:flex;align-items:center}.flex-center{justify-content:center}.flex-start{display:flex;justify-content:flex-start;align-items:center}.v-flex-start{display:flex;align-items:flex-start}.flex-between{display:flex;justify-content:space-between;align-items:center}.column-flex-center{flex-direction:column;display:flex;justify-content:center;align-items:center}.ellipsis-1{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.ellipsis-2{-webkit-line-clamp:2}.ellipsis-2,.ellipsis-3{display:-webkit-box;-webkit-box-orient:vertical;text-overflow:ellipsis;overflow:hidden}.ellipsis-3{-webkit-line-clamp:3}.ellipsis-4{-webkit-line-clamp:4}.ellipsis-4,.ellipsis-5{display:-webkit-box;-webkit-box-orient:vertical;text-overflow:ellipsis;overflow:hidden}.ellipsis-5{-webkit-line-clamp:5}.fit-text{display:inline-flex;justify-content:center;align-items:center;width:fit-content;padding-top:0;padding-bottom:0}.no-scroll-x{max-width:100%;overflow-x:hidden}.scrollbar{overflow-y:auto}.scrollbar::-webkit-scrollbar-thumb{border-radius:.039063rem;border:.065104rem solid #bbb;background:#fff}.scrollbar::-webkit-scrollbar{width:.065104rem;height:0}.scrollbar-y{overflow-y:auto}.scrollbar-y::-webkit-scrollbar-thumb{border-radius:.039063rem;border:.065104rem solid #bbb;background:#fff}.scrollbar-y::-webkit-scrollbar{width:.065104rem;height:0}.hover-color{cursor:pointer}.hover-color:hover{color:#009f39!important}.m_banner{background:url(../img/jishu_banner.b82260e1.jpg) 50% no-repeat}.qianyan{width:100%;height:12.8rem;margin-top:.8rem;background:url(../img/qianyan_bg.e1ef1a58.jpg) 50% no-repeat}.qianyan .qianyan_class{font-weight:400;font-size:.66rem;color:#fff;padding-top:2.94rem;width:100%}.qianyan .qianyan_wiper{margin-top:3.79rem;position:relative;padding-top:.88rem;padding-bottom:.64rem}.qianyan_li{width:4.8rem;height:3.09rem;background:hsla(0,0%,100%,.18);border-radius:.2rem;padding:.45rem .4rem .4rem .4rem;margin-right:.4rem}.qianyan_li .qianyan_title{font-weight:500;font-size:.28rem;color:#fff;margin-bottom:.2rem}.qianyan_li .qianyan_content{font-weight:400;font-size:.16rem;color:#fff;line-height:.28rem}.qianyan_wiper .swiper-button-next,.qianyan_wiper .swiper-button-prev{width:.48rem;height:.48rem;top:.24rem;left:0}.qianyan_wiper .swiper-button-next{background:url(../img/jishu_fr.7239faea.png);left:.68rem}.qianyan_wiper .swiper-button-prev{background:url(../img/jishu_fr.7239faea.png);transform:rotate(180deg)}.qianyan_wiper .swiper-button-next:hover{background:url(../img/jishu_fl.1fea8728.png);transform:rotate(180deg)}.qianyan_wiper .swiper-button-prev:hover{background:url(../img/jishu_fl.1fea8728.png);transform:rotate(0deg)}.qianyan_wiper .swiper-button-next:after,.qianyan_wiper .swiper-button-prev:after{display:none}.qianyan_wiper .swiper-pagination{position:absolute}.qianyan_wiper .swiper-pagination span{width:.14rem;height:.14rem;border:.02rem solid #0a7e0d;opacity:1}.swiper-horizontal>.swiper-pagination-bullets .swiper-pagination-bullet,.swiper-pagination-horizontal.swiper-pagination-bullets .swiper-pagination-bullet{margin:0 var(--swiper-pagination-bullet-horizontal-gap,.15rem)}.weilai{margin-top:.8rem;margin-bottom:1.2rem}.weilai .main{height:4.8rem;width:100%;background:url(../img/qianyan_bg2.56efe29d.jpg) 50% no-repeat;border-radius:.2rem;position:relative;overflow:hidden}.weilai .weilai_title{font-family:Kingsoft_Cloud_Font;width:100%;font-size:.48rem;color:#000;padding-top:.88rem;margin-bottom:.44rem}.weilai .weilai_content,.weilai .weilai_title{text-align:center;font-weight:400;position:relative;z-index:1}.weilai .weilai_content{width:10.5rem;height:1.8rem;background:hsla(0,0%,100%,.18);border-radius:.1rem;margin:0 auto;padding:.37rem .48rem;font-size:.18rem;color:#333;line-height:.3rem;box-sizing:border-box;display:flex;justify-content:center;align-items:center}.nav_anima{width:100%;position:absolute;height:4.8rem;bottom:0;left:0;z-index:0}.na_img:first-child{position:absolute;bottom:51%;left:9%;animation:floatUp 3s ease-out forwards,floatDown 2s ease-in-out 2s infinite}.na_img:nth-child(2){position:absolute;bottom:12%;left:26%;animation:floatUp 5s ease-out forwards,floatDown 5s ease-in-out 2s infinite}.na_img:nth-child(3){position:absolute;bottom:47%;left:40%;animation:floatUp 8s ease-out forwards,floatDown 2s ease-in-out 2s infinite}.na_img:nth-child(4){position:absolute;bottom:60%;left:56%;animation:floatUp 3s ease-out forwards,floatDown 3s ease-in-out 2s infinite}.na_img:nth-child(5){position:absolute;bottom:10%;right:14%;animation:floatUp 5s ease-out forwards,floatDown 5s ease-in-out 2s infinite}.na_img:nth-child(6){position:absolute;bottom:36%;right:8%;animation:floatUp 3s ease-out forwards,floatDown 2s ease-in-out 2s infinite}@keyframes floatUp{0%{bottom:0;opacity:0}to{opacity:1}}@keyframes floatDown{0%,to{transform:translateY(0) translateX(-20%)}50%{transform:translateY(-20px) translateX(-20%)}}