img{object-fit:cover}.header{width:100%;height:100px;background:#FFF;box-shadow:none!important;-webkit-box-shadow:none!important}.header .header_content{display:flex;justify-content:space-between;width:1200px;margin:0 auto;background-color:#FFF;height:100%}.header .header_content .left,.header .header_content .right{align-items:center;display:flex}.header .header_content .left p{font-size:26px;font-weight:400;color:#333;padding:3px 0 3px 30px;border-left:1px solid #E5E5E5;margin:0 0 0 21px}.header .header_content .right .search_box{display:flex;width:500px;height:40px;background:#FFF;border:1px solid #3083EB}.header .header_content .right .search_box input{height:100%;width:400px;padding-left:14px;font-size:14px;font-weight:400;color:#333}.header .header_content .right .search_box input::placeholder{font-size:14px;font-weight:400;color:#666}.header .header_content .right .search_box .search_btn{height:100%;width:100px;line-height:40px;text-align:center;font-size:16px;font-weight:400;color:#FFF;background:#3083EB;cursor:pointer}nav{width:100%;height:50px;background:#009DEF}nav .nav_content{display:flex;align-items:center;width:1200px;height:100%;margin:0 auto}nav .nav_content li{cursor:pointer;width:160px;height:50px;text-align:center;font-size:18px;font-weight:400;color:#FFF;line-height:50px}nav .nav_content li:hover a{font-weight:700}nav .nav_content .nav_checked{background:#0085CB;font-weight:700}nav .nav_content li a{color:#FFF;width:100%;display:inline-block}nav .nav_content li a h1{margin:0;font-size:18px;font-weight:400;font-weight:700}nav .nav_content .nav_checked a{font-weight:700;color:#FFF}.main-box .banner{cursor:pointer;width:1200px;height:60px;background-size:cover;margin:0 auto}.footer{margin-top:0}.tips{display:none;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);opacity:.7;background:#000;padding:15px 18px;border-radius:4px;color:#fff}