.body .topBanner{background-image:url(./home_banner.BiBs1UNb.png);background-repeat:no-repeat;background-size:auto;height:100vh;position:relative;width:100%}.body .topBanner .banner_img{display:block;height:100%;width:100%}.body .topBanner .center_text{color:#fff;font-size:3.53535vw;position:absolute;text-align:center;top:21.46465vw;width:100%}.body .topBanner .center_text .title{-webkit-box-sizing:border-box;box-sizing:border-box;display:-webkit-box;display:-ms-flexbox;display:flex;font-size:1.81818vw;margin-top:2.52525vw;padding:0 36%;position:relative}.body .topBanner .center_text .title .left{border-color:transparent transparent #1b254a;border-style:none solid solid;border-width:0 3.78788vw 3.78788vw 0;height:3.33333vw;line-height:3.33333vw;width:15.15152vw}.body .topBanner .center_text .title .right{border-color:#6eb92b transparent transparent;border-style:solid;border-width:3.78788vw 0 0 3.78788vw;height:3.33333vw;margin-left:-3.78788vw;width:15.15152vw}.body .topBanner .center_text .title .right span{display:block;position:absolute;top:.50505vw}.body .top_nav{height:3.75rem;left:0;position:absolute;top:0;width:100%}