body{background-color:#f4f8ff}.header{background-color:#fff;position:fixed;top:0;left:0;width:100%;z-index:1000;transition:background-color .3s ease}.width1200{width:100%;max-width:1200px;margin:0 auto}.width1089{width:100%;max-width:1089px;margin:0 auto}.header-shadow{box-shadow:0 0 20px #4287ff1a}.header.scrolled{background-color:#fff;box-shadow:0 0 20px #4287ff1a}.bg-white{background-color:#fff}.top{display:flex;width:100%;height:70px;justify-content:space-between;align-items:center}.top nav{display:flex;align-items:center}.top nav a{font-size:16px;font-weight:400;letter-spacing:0px;line-height:22.4px}header .burger{display:none}.main{position:relative;z-index:1;margin-top:-70px}.main .banner-mask{height:187px;width:100%;background:url("../images/mask-GC422SFR.png") no-repeat;background-size:cover;background-position:center bottom;position:absolute;top:-152px;z-index:-1}.main-menu .navigation>li{float:left;margin-left:30px;padding:18px 0;position:relative;-webkit-transition:all .3s ease;transition:all .3s ease}.navigation .dropdown{display:flex;flex-direction:column;justify-content:center;align-items:center;color:#383838}.navigation .dropdown a{font-size:18px;font-weight:400;line-height:25px}.navigation .dropdown span{font-size:9px;font-weight:400;letter-spacing:0px;line-height:12.6px;color:#a6adc1}.main-menu .navigation>li:before{position:absolute;left:50%;bottom:2px;height:2px;width:0;margin-left:-15px;background:#383838;content:"";-webkit-transition:all .3s ease;transition:all .3s ease}.main-menu .navigation>li.current:before{width:30px}.logo{width:160px;height:100%;display:flex;align-items:center;margin-left:45px}.logo .logo_img{height:40px;display:inline-flex}.logo .logo_mini{height:40px;display:none}.main{margin-top:20px;box-sizing:border-box;padding:60px 20px;background-color:#fff}.title{font-size:26px;font-weight:500;letter-spacing:0px;line-height:40px;color:#213165}.content{margin-top:20px}.banner{height:260px;background-color:#f6f7fc;margin-top:40px;display:flex;justify-content:center;align-items:center}.banner img{width:214px;height:125px}.section_item+.section_item{margin-top:60px}.fontW{font-weight:500}table{width:600px;border-collapse:collapse;text-align:center}th,td{border:1px solid rgba(150,152,161,1);padding:8px;text-align:center}th{background-color:#f3f8ff}