.nav_wrap{width:100%;height:70px;position:absolute;top:0;z-index:999}.nav_wrap .nav{width:1200px;height:70px;margin:0 auto;display:flex;justify-content:space-between}.nav_wrap .nav .nav_left img{width:140px;height:42px;margin-top:14px}.nav_wrap .nav .nav_left .nav_img_a{display:block}.nav_wrap .nav .nav_left .nav_img_b{display:none}.nav_wrap .nav .nav_right{height:70px;overflow:hidden}.nav_wrap .nav .nav_right ul{display:flex;justify-content:space-between}.nav_wrap .nav .nav_right ul li{height:70px;line-height:70px;text-align:center;cursor:pointer;color:#fff;padding:0 30px;box-sizing:border-box;font-weight:700}.nav_wrap .nav .nav_right ul li .list_a{height:70px;display:block;color:#fff;font-size:16px}.nav_wrap .nav .nav_right ul li .logo_img,.nav_wrap .nav .nav_right ul li .logo_imgs{width:54px;height:50px;margin-top:10px;cursor:pointer}.nav_wrap .nav .nav_right ul li .nav_child{width:100%;height:240px;position:absolute;top:70px;left:0;background:#fff;transition:all .3s ease-out;display:none;background-image:url(../img/u89.e72cf149.png);background-repeat:no-repeat;background-size:100%}.nav_wrap .nav .nav_right ul li .nav_child .nav_child_list{width:700px;margin:20px auto;display:flex}.nav_wrap .nav .nav_right ul li .nav_child .nav_child_list h2{font-size:22px;font-weight:500;margin-top:20px;color:#225ba5}.nav_wrap .nav .nav_right ul li .nav_child .nav_child_list .list_cn{display:flex}.nav_wrap .nav .nav_right ul li .nav_child .nav_child_list .list{margin-top:18px;margin-left:80px}.nav_wrap .nav .nav_right ul li .nav_child .nav_child_list .list a{height:48px;display:block;font-size:18px;color:#333;margin-bottom:-10px;font-weight:500;border-bottom:2px solid transparent;text-align:left}.nav_wrap .nav .nav_right ul li .nav_child .nav_child_list .list a:hover{color:#225ba5;border-bottom:2px solid #225ba5}.nav_wrap .nav .nav_right ul li .nav_child .nav_child_list_cn{width:1200px}.nav_wrap .nav .nav_right ul li .nav_child .nav_child_list_cn .list{margin-top:40px}.nav_wrap .nav .nav_right ul li .nav_child .nav_child_list_cn .list h2{margin-left:200px}.nav_wrap .nav .nav_right ul li .nav_child .nav_child_list_cn .list a{display:inline-block;font-size:16px;margin-right:40px}.nav_wrap .nav .nav_right ul li:hover{color:#333}.nav_wrap .nav .nav_right ul li:hover .list_a{color:#225ba5!important}.nav_wrap .nav .nav_right ul li:hover .nav_child{display:block}.nav_wrap .nav .nav_right .en li,.nav_wrap .nav .nav_right_en ul li{padding:0 10px}.nav_wrap:hover{background:#fff}.nav_wrap:hover #hoverscn,.nav_wrap:hover #hoversen,.nav_wrap:hover .nav .nav_left .nav_img_a{display:none}.nav_wrap:hover .nav .nav_left .nav_img_b{width:150px;display:block}.nav_wrap:hover .nav .nav_right ul li{color:#333;font-weight:700}.nav_wrap:hover .nav .nav_right ul li a{color:#333}.nav_wrap:hover .nav .nav_right ul li:last-of-type{display:block}.nav_wrap_other{position:relative;background:#fff}.nav_wrap_other .nav .nav_left img{width:150px}.nav_wrap_other .nav .nav_right{height:70px;overflow:hidden}.nav_wrap_other .nav .nav_right ul li{color:#333!important;font-weight:700}.nav_wrap_other .nav .nav_right ul li a{color:#333!important}.nav_wrap_other .nav .nav_right ul li:last-of-type{display:block}.logo_img{width:54px;height:50px;margin-top:-17px}.icon{width:1.4em;height:1.4em;vertical-align:-.3em;fill:currentColor;overflow:hidden}.login_li_link{position:relative}.login_li_link ol{position:fixed;background:#fff;margin-left:-20px;transition:all .3s ease}.login_li_link ol li{font-size:0;height:0!important;line-height:0!important;transition:all .3s ease}.login_li_link:hover p{color:#225ba5}.login_li_link:hover ol li{height:50px!important;line-height:46px!important;font-size:16px;padding:0 20px!important;box-sizing:border-box}.i_mg{width:300px;height:300px;margin:0 auto}.p_p{text-align:center;font-size:16px;color:#333;font-weight:700}#navbar[data-v-4fb0babf]{width:100%}#navbar .van-tabbar[data-v-4fb0babf]{height:50px}#navbar .el-backtop[data-v-4fb0babf]{bottom:0!important;left:6%;width:5rem;height:5rem;box-shadow:none;border-radius:0;background:#fff!important}@media screen and (device-width:375px) and (device-height:812px){#navbar .el-backtop[data-v-4fb0babf]{bottom:2%!important}}@media screen and (device-width:414px) and (device-height:896px){#navbar .el-backtop[data-v-4fb0babf]{bottom:2%!important}}@media screen and (device-width:390px) and (device-height:844px){#navbar .el-backtop[data-v-4fb0babf]{bottom:2%!important}}.nav_m{width:100%;height:4.6rem;background:#2560ab;display:flex;justify-content:space-between;box-sizing:border-box;position:fixed;top:0;z-index:999}.nav_m .left{width:80%;margin-top:1rem;margin-left:1rem}.nav_m .left img{width:30%;height:auto}.nav_m .right{width:18%;color:hsla(0,0%,100%,.897);font-size:1.4rem;margin-top:.6rem;margin-right:.4rem;text-align:right;height:100%;text-align:center;margin-top:.4rem;font-weight:700;font-size:1.6rem}.nav_m .right .English{margin-top:.8rem}#navbar[data-v-53192ebc]{display:block!important}