.products_nav{width:100%;height:60px;box-shadow:0 1px 3px #cecece;position:fixed;z-index:999999999999;top:80px;background:#f5f5f5}.products_nav_content{width:1280px;height:100%;margin:0 auto}.products_nav_content p{font-size:18px;display:inline-block;line-height:60px}.products_nav_content ul{float:right}.products_nav_content ul li{float:left;width:100px;height:60px;line-height:60px;font-size:14px;text-align:center}.products_nav_content ul li button{width:100px;height:32px;line-height:32px;border-radius:5px;background:#fed24e;color:white;border:0}.products_first{width:100%;height:400px !important;border-radius:10px;background:white;border:1px solid #e5e5e5;margin-top:30px;background:url(../img/product_1.png) no-repeat center/100%}.products_first_text{margin-left:100px;color:white;margin-top:80px}.products_first_text p{line-height:40px;font-size:18px}.products_first_text button{float:left;width:100px;height:32px;line-height:32px;border-radius:5px;background:#fed24e;color:white;border:0;margin-top:60px}.products_second{width:100%;height:400px;border-radius:10px;border:1px solid #e5e5e5;text-align:center;background:white}.products_second_title{margin-top:50px}.products_second_title p{text-align:center;color:#999;margin-bottom:30px;font-size:14px}.products_second_title h1{text-align:center;line-height:40px;font-weight:bold;font-size:18px}.products_second li{margin-left:70px;margin-top:50px;float:left}.products_second li div{width:80px;height:80px;border-radius:50px;overflow:hidden;border:1px solid #cecece}.products_second li p{margin-bottom:20px}.products_three{width:100%;height:330px;border-radius:10px;border:1px solid #e5e5e5;text-align:center;background:white}.products_three_title{margin-top:50px}.products_three_title p{text-align:center;color:#999;margin-bottom:30px;font-size:14px}.products_three_title h1{text-align:center;line-height:40px;font-weight:bold;font-size:18px}.products_three_top{background:#fafafa;width:100%;height:60px;line-height:60px;text-align:left;padding-left:20px;border-radius:10px 10px 0 0;border-bottom:1px solid #e5e5e5}.products_three_content{width:100%;height:270px;padding:20px}.products_three_content ul{width:58%;float:left}.products_three_content ul li{line-height:32px;color:#999;text-align:left}.products_three_content img{float:left;height:100px;margin-top:60px}.our_youshi{width:100%;height:300px;border-radius:10px;border:1px solid #e5e5e5;text-align:center;background:white;margin-top:20px}.our_youshi li{width:319px;height:300px;float:left;border-right:1px solid #e5e5e5}.our_youshi li img{margin-top:40px;height:60px}.our_youshi li h1{font-size:14px;color:#333;font-weight:normal;margin-top:50px}.products_four{width:100%;height:600px;border-radius:10px;border:1px solid #e5e5e5;text-align:center;background:white}.products_four_title{margin-top:50px}.products_four_title h1{text-align:center;line-height:40px;font-weight:bold;font-size:18px}.products_four_top{background:#fafafa;height:60px;line-height:60px;text-align:left;padding-left:20px;border-radius:10px 10px 0 0;border-bottom:1px solid #e5e5e5}